When you first activate your furnace after a period of disuse, it's common to detect a burning odor. This is typically due to dust that has settled on the heat exchanger and other furnace components during the off-season. As the furnace heats up, this dust burns off, causing the smell. However, if the odor persists or you notice any unusual noises, it's advisable to contact our service team for an inspection. To schedule an appointment for a furnace install in Champaign, IL, be sure to get in touch with us at Ray's Heating & Cooling!

Replacing your air conditioning system is not always necessary when you hire us for furnace install in Champaign, IL. If your current air conditioner is functioning properly and efficiently, then it can often be integrated with the new furnace installation.

If you're experiencing issues with your home's comfort levels, then it may be worth having your current furnace evaluated. Our technicians can assess whether your existing unit is appropriately sized for your space and recommend solutions if necessary. Please contact us to schedule an assessment to see if you should schedule a furnace install in Champaign, IL.

HVAC replacement costs depend on several factors, including the size of the home, the system capacity required, the efficiency rating selected, and the complexity of the installation.

For a smaller home around 1,000 square feet, replacing both the furnace and air conditioner may start at approximately $8,500. If only the furnace or air conditioner is being replaced, costs may begin around $5,000.

For a home around 1,500 square feet, a full HVAC replacement may start at around $9,400. Replacing only one component may cost around $5,500.

For homes around 2,000 square feet, a complete furnace and AC installation may start around $9,800, while individual unit replacements may begin around $5,700.

Because every home is different, an in-home evaluation is the best way to determine accurate pricing. Existing equipment, ductwork, electrical connections, airflow concerns, and drainage setups can all influence the final cost.

Ray's Heating & Cooling takes the time to inspect the full HVAC system to ensure the recommended equipment and pricing match the home’s actual requirements.

HVAC estimates can differ significantly because each contractor may be offering different equipment, installation methods, warranties, and included materials.

Some of the most common differences between quotes include the system brand, efficiency rating, equipment type, included accessories, permit fees, warranty coverage, and the amount of labor built into the project.

One important factor is making sure the systems being compared are similar. A high-efficiency two-stage furnace is not equal to a basic single-stage furnace, and a variable-speed air conditioner is very different from a standard single-stage model. Comparing systems with different performance levels can make pricing appear inconsistent.

Accessories included in the installation can also impact the quote. Some contractors reuse existing parts such as refrigerant lines, electrical components, thermostats, filter setups, or equipment pads. While this may lower the upfront cost, it may not provide the same level of long-term reliability. At Ray’s, we typically include the necessary accessories in the installation whenever replacement is recommended.

Warranty coverage is another area where estimates may vary. Some companies include only limited labor coverage, while others provide extended labor warranties backed by a manufacturer or third-party provider. Homeowners should review what the warranty covers and whether additional costs are tied to the extended protection.

Installation time can also affect pricing. Some companies schedule installations to be completed quickly, while others allow more time for setup, adjustments, testing, and cleanup.

At Ray's Heating & Cooling, complete furnace and air conditioner installations are usually scheduled over two full days so the work can be completed carefully and the system can be properly checked before the project is finished.

When reviewing HVAC quotes, it is important to compare the details of what is included rather than focusing only on the final price.

Not necessarily. A lower HVAC estimate does not always mean poor quality, just as a higher quote does not automatically guarantee better work.

Homeowners should focus on finding a trustworthy contractor with good customer reviews, professional communication, and experience installing HVAC systems correctly. While pricing is important, it should be considered alongside the quality of the installation and the details included in the proposal.

In some cases, a very low quote may indicate that certain materials, accessories, or services have been excluded. It may also mean the contractor plans to reuse older parts, provide limited warranty coverage, or complete the installation in less time than recommended.

Comparing the actual scope of work is important because not all HVAC quotes include the same equipment or installation standards. One quote may cover only the basic system, while another may include upgraded components, permits, thermostat replacement, new electrical connections, and complete startup testing.

At Ray's Heating & Cooling, the focus is on providing clear and accurate proposals rather than simply offering the lowest price. Installations are scheduled with enough time to complete the work carefully and ensure the system is operating properly before the job is finished.

Before choosing a contractor, it is a good idea to ask what is included in the quote, whether additional costs may apply, how long the installation is expected to take, and what type of warranty or support is available after installation.

An HVAC quote should provide a clear breakdown of the equipment, installation details, warranties, and available options so homeowners understand exactly what is being offered.

The estimate should identify the equipment brand and list the type of system being installed, including items such as the furnace, air conditioner, evaporator coil, or heat pump. It should also explain the system size, efficiency rating, and whether the equipment is single-stage, two-stage, or variable-speed.

The installation materials should also be listed in the proposal. This may include components such as the thermostat, line set, drain piping, disconnect, electrical whip, filter cabinet, venting materials, and equipment pad. These items can affect the total cost and installation quality, so it is important to know what is included.

A detailed quote should also outline labor and parts warranty coverage, permit costs, financing options, taxes, and any rebates or manufacturer incentives that may apply.

Many homeowners benefit from reviewing multiple system options. Some systems focus on lower upfront costs, while others are designed for better efficiency, quieter operation, improved humidity control, or enhanced indoor comfort.

At Ray's Heating & Cooling, quotes are designed to be straightforward and informative. The goal is to help homeowners understand the differences between available systems so they can choose an option that fits their home, comfort preferences, and budget.

When comparing HVAC quotes, it is important to look beyond the total price and review exactly what each company is offering.

Start by comparing the equipment itself. Review the furnace size, efficiency rating, and whether the system is single-stage, two-stage, or variable-speed. For the air conditioner or heat pump, compare the cooling capacity, efficiency rating, and performance features included with the system.

The installation details should also be reviewed carefully. Some quotes may include additional materials such as a thermostat, line set, filter cabinet, electrical components, permits, startup testing, and other accessories needed for a complete installation. Other estimates may leave those items out to reduce the upfront cost.

Warranty coverage, financing options, installation timelines, and communication from the contractor are also important factors to consider. A good HVAC company should clearly explain the differences between the available systems and answer questions without relying heavily on technical terms.

At Ray's Heating & Cooling, quotes are designed to help homeowners compare options more easily. The focus is on explaining the benefits of each system clearly so customers can make informed decisions based on comfort, efficiency, and budget.

Installation quality is more important than the brand of HVAC equipment.

Even a basic or budget-friendly system can perform well when it is installed correctly. However, a high-end system that is installed poorly may not operate efficiently, may require more repairs, and may not last as long as expected.

Most leading HVAC brands offer similar types of equipment, including standard efficiency systems, high-efficiency models, two-stage systems, and variable-speed units. Because of this, the difference in performance often comes down more to installation practices than brand name.

A proper installation requires careful setup of airflow, refrigerant levels, gas pressure (when applicable), thermostat configuration, and inspection of venting, drainage, electrical components, and safety systems. Each of these steps affects how well the system performs in the home.

At Ray's Heating & Cooling, installation quality is a key focus because it is one of the most important factors in long-term system performance. A properly installed system is more likely to run efficiently, stay reliable, and provide consistent comfort over time.

Replacing your air conditioner and furnace at the same time is not required, but in many cases, it can be the better option.

When both systems are older or nearing the end of their lifespan, replacing them together can improve efficiency, comfort, and overall system balance. It can also reduce labor costs since the installation work overlaps, and both systems are addressed in a single project.

This is especially important when the indoor AC coil is installed with or inside the furnace. If only one component is replaced at a time, parts of the system may need to be disassembled more than once, which can increase labor costs over time.

Replacing both systems together also allows the contractor to properly match the furnace, air conditioner, coil, thermostat, and airflow requirements. A properly matched system helps ensure better performance and efficiency without oversizing or undersizing components.

At Ray’s Heating & Cooling, recommendations are based on the condition of your existing equipment. If one system still has remaining life, we will explain that clearly. If both systems are nearing failure, replacing them together is often the most cost-effective long-term solution.

The right choice between repairing or replacing a furnace depends on its age, the cost of the repair, and any potential safety concerns.

For furnaces that are 10 years old or newer, a repair under $1,000 is often the preferred option, provided the system is otherwise operating properly and has been reliable.

For systems over 10 years old, even smaller repairs should be evaluated more carefully. While repairs can still be a good option, it is important to consider the remaining lifespan of the equipment and overall performance.

When an older furnace requires a repair over $1,000, replacement is often the more practical long-term decision. This is especially true if there have been repeated issues, declining comfort, or signs of normal wear and aging.

Certain furnace problems require immediate attention. Issues such as a cracked heat exchanger, venting concerns, or potential carbon monoxide risks should always be treated as safety priorities over repair cost considerations.

At Ray’s Heating & Cooling, we focus on providing clear, honest recommendations. If a repair is appropriate, we will recommend it. If replacement offers better long-term value or safety, we will explain the reasons and outline your options.

Most HVAC quotes are presented as a single total price, but it is still important to understand what is included before agreeing to the work.

Homeowners should confirm whether the quote includes full installation, required materials, replacement accessories, labor, permits, taxes, warranty coverage, and system startup. For AC or full system replacements, this may include components such as the line set, AC pad, disconnect box, electrical whip, thermostat, filter setup, drain work, venting, and commissioning.

It is also worth asking about available rebates, utility incentives, and financing options. A complete HVAC estimate should help you understand the overall value, not just the upfront cost.

Extended labor warranties should be reviewed carefully. If a 10-year labor warranty is included, ask who provides the coverage, what it includes, and whether any conditions or maintenance requirements apply. These warranties are often backed by manufacturers or third-party companies, and terms can vary.

It is also important that all commitments made during the sales process are included in writing. Verbal promises should always match what appears in the final proposal.

At Ray’s Heating & Cooling, quotes are designed to be clear and transparent. Homeowners are shown exactly what is included, what is optional, and what to expect after installation, so there are no surprises.

In most situations, replacing these components is recommended when installing a new air conditioner or HVAC system.

Items such as the AC pad, electrical disconnect, whip, and refrigerant line set are part of the overall system installation. While reusing existing parts may lower upfront cost, it can also create potential weak points in a new system.

A new outdoor unit should be placed on a stable, level pad. The electrical disconnect and whip should be in safe, working condition and properly rated for the new equipment. The refrigerant line set should also be the correct size, clean, and suitable for the new system’s requirements.

The line set is the one component that may vary depending on the home. In situations where it runs through finished walls or difficult-to-access areas, replacing it may not be practical. In these cases, it should be thoroughly inspected and verified before reuse.

If the previous system had refrigerant leaks or charging issues, replacing the line set is strongly recommended to avoid carrying over potential problems into the new equipment.

At Ray’s Heating & Cooling, these accessories are typically replaced during installation whenever possible to ensure the new system starts with clean, properly matched components.

Yes. Proper startup and commissioning are essential for making sure a new HVAC system operates correctly from the beginning.

Installing the equipment alone is not enough. The contractor should test and verify that the furnace, air conditioner, or heat pump is operating within the manufacturer’s recommended specifications before the project is finished.

For furnaces, this process may include checking airflow, gas pressure, temperature rise, venting, safety controls, thermostat settings, drainage, and carbon monoxide levels.

For air conditioners and heat pumps, commissioning may involve verifying refrigerant charge, airflow, electrical readings, temperature performance, thermostat operation, and drain function.

A system that is not properly commissioned may still run, but it may not perform efficiently or reliably. Incorrect airflow, refrigerant levels, or setup adjustments can lead to comfort issues, higher energy costs, and premature equipment wear.

At Ray’s Heating & Cooling, startup and commissioning are included as part of the installation process. Systems are carefully tested and checked to help ensure long-term performance, safety, and reliability.

A new HVAC installation should include detailed system testing to confirm the equipment is operating safely and according to manufacturer specifications.

For furnaces, contractors should check items such as airflow, static pressure, gas pressure, fan speed settings, temperature rise, venting, carbon monoxide levels, drain operation, and safety controls.

For air conditioners and heat pumps, important measurements include refrigerant charge, subcooling, airflow, temperature split, electrical readings, thermostat operation, and condensate drainage.

These checks help identify issues that may not be obvious right away. A system can appear to run normally while still having airflow restrictions, incorrect refrigerant levels, or setup problems that affect efficiency, comfort, and equipment lifespan.

At Ray’s Heating & Cooling, system startup readings are carefully checked during installation to help ensure the equipment performs safely, efficiently, and reliably from the start.

Manual J is a heating and cooling load calculation used to determine the correct HVAC system size for a home. It helps identify how much heating and cooling capacity the house actually requires.

A Manual J calculation is often helpful when installing HVAC equipment in a new home, replacing a system that never performed correctly, or addressing major comfort problems such as uneven temperatures or humidity issues.

For many standard replacement projects, experienced HVAC contractors may rely on a combination of system performance history, home layout, insulation levels, ductwork, and previous equipment sizing rather than performing a full Manual J calculation every time. Even so, they should still be able to explain how they determined the recommended equipment size.

Issues can arise when contractors simply match the old system size without evaluating whether it was correct to begin with. Some homes have oversized systems that cycle too quickly and fail to control humidity properly, while others may have undersized equipment that struggles to keep up.

Homeowners should feel comfortable asking how the equipment size was selected and whether a load calculation was performed or recommended.

At Ray’s Heating & Cooling, system sizing decisions are based on the home’s layout, existing equipment, ductwork, insulation, and comfort concerns. If there are signs that the current sizing may not be correct, additional evaluation is performed before making a recommendation.

A warmer upstairs is a common issue in many homes, especially during hot summer weather. Since heat rises, upper floors often collect more heat from the attic and sunlight exposure, making them harder to cool evenly.

In some homes, the HVAC system includes zoning controls or manual dampers that adjust airflow between floors. Many homeowners may not realize these controls exist. An HVAC technician can inspect the system, locate the dampers, and make adjustments that may improve upstairs comfort.

If there are no zoning controls, the duct system may be contributing to the problem. Long duct runs, undersized ducts, airflow restrictions, leaks, or poor balancing can reduce the amount of cool air reaching upstairs rooms.

There are also a few basic things homeowners can check. Upstairs supply vents should remain open and unobstructed while the AC is running. Running the thermostat fan continuously may also help circulate air more evenly throughout the home.

Another option is using a thermostat with remote temperature sensors. This allows the system to monitor temperatures in upstairs areas rather than relying only on the thermostat downstairs.

For homeowners considering a system replacement, variable-speed HVAC equipment may help improve temperature consistency. These systems run longer at lower speeds, which can improve airflow and reduce temperature differences between floors.

At Ray’s Heating & Cooling, solving upstairs comfort problems involves evaluating the entire HVAC system, including airflow, ductwork, thermostat placement, and how the home retains heat throughout the day.

A newer or higher-quality HVAC system can often improve upstairs comfort, but it may not eliminate temperature differences by itself.

If the current system is aging, improperly sized, short-cycling, or unable to move enough air throughout the home, upgraded equipment can help improve airflow and overall comfort. Variable-speed HVAC systems are especially helpful because they operate longer at lower speeds, which can improve air circulation and reduce temperature swings between floors.

At the same time, hot upstairs bedrooms are not always caused by the equipment alone. In many homes, the issue is also related to ductwork design, airflow balance, return air limitations, insulation, or the lack of a zoning system.

A new HVAC system may still improve comfort significantly, but additional adjustments such as ductwork modifications, zoning controls, balancing dampers, or thermostat sensor upgrades may also be needed to achieve the best results.

At Ray’s Heating & Cooling, we believe in evaluating the entire system instead of assuming new equipment will solve every comfort problem automatically. By reviewing airflow, ductwork, thermostat placement, and system performance together, we can recommend solutions that provide the best long-term comfort for the home.

For many homeowners, a two-stage furnace can provide a noticeable improvement in comfort and indoor temperature consistency.

Unlike a single-stage furnace that operates only at full power, a two-stage furnace can run at a lower heating level during milder conditions. This allows the system to heat the home more gradually and maintain steadier temperatures.

Because the furnace spends more time operating at a lower stage, homeowners often notice quieter performance, fewer temperature swings, and a more even feeling throughout the house.

A two-stage furnace can be especially helpful in homes with uneven temperatures, colder rooms, or homeowners who are sensitive to the loud startup and shutdown cycles common with single-stage systems.

However, the added comfort features do come with a higher upfront cost. Some homeowners may prefer the lower initial investment of a standard single-stage furnace, especially if comfort concerns are minimal.

At Ray’s Heating & Cooling, we help homeowners compare the benefits, comfort improvements, and costs of each option so they can choose the furnace that best fits their home and preferences.

Yes. Heat pumps can be a strong heating and cooling option in Champaign-Urbana, especially when paired with a gas furnace in a dual-fuel system.

A heat pump functions like an air conditioner in the summer, but it can also provide heating during milder weather. This makes it particularly useful in spring, fall, and moderate winter conditions by transferring heat into the home instead of generating it through combustion.

In colder climates like ours, heat pumps are often most effective when used alongside a gas furnace. In a dual-fuel setup, the heat pump operates during milder temperatures for efficiency, while the furnace takes over when outdoor temperatures drop significantly. This provides consistent comfort and reliable backup heating.

Installation quality is critical for proper performance. Heat pump systems must be correctly sized and configured, with proper airflow, refrigerant charge, thermostat settings, and system commissioning to ensure efficiency and comfort.

At Ray’s Heating & Cooling, heat pumps are recommended when they align with the home’s needs and the homeowner’s goals. In many cases, a dual-fuel system offers a practical balance of efficiency, comfort, and reliability for our local climate.

Modern heat pumps are capable of operating in cold Illinois winters, but their performance depends on proper system design and setup.

Today’s cold-climate heat pumps can still produce heat even when outdoor temperatures are well below freezing. However, as temperatures drop, the system becomes less efficient and may not provide the most effective heating solution on its own throughout the coldest parts of winter.

Because of this, many homes in Champaign-Urbana benefit from a dual-fuel system that combines a heat pump with a gas furnace. In this setup, the heat pump provides efficient heating during milder conditions, while the gas furnace supplies heat during colder periods.

Typically, the heat pump operates during fall, spring, and milder winter days, while the system switches over to gas heat when temperatures drop to lower levels, often around 35°F or below, depending on system setup.

This approach allows homeowners to take advantage of the energy efficiency of a heat pump without losing the reliability and strong heating performance of a furnace during extreme cold weather.

At Ray’s Heating & Cooling, dual-fuel systems are commonly recommended for our climate, as they offer a balanced combination of efficiency, comfort, and dependable winter performance.

In Champaign-Urbana, the most practical solution is often to use both a heat pump and a gas furnace together.

A heat pump is well-suited for providing efficient heating during milder weather, typically in spring, fall, and moderate winter conditions. When outdoor temperatures are above around 35°F, it can heat the home efficiently using electricity.

A gas furnace is better suited for colder conditions and serves as a reliable backup when temperatures drop further. It provides strong, consistent heat when the heat pump becomes less efficient.

Together, this setup is called a dual-fuel system. The heat pump handles heating when conditions are mild, while the furnace takes over during colder periods, ensuring consistent comfort and efficiency.

Rather than choosing between two separate systems, homeowners can benefit from both technologies working together based on outdoor temperature.

At Ray’s Heating & Cooling, dual-fuel systems are commonly recommended because they provide a balanced approach to comfort, efficiency, and dependable heating performance in our climate.

Ameren rebate programs can vary over time, so it is important to confirm current eligibility requirements before selecting new HVAC equipment.

In most current programs, heat pumps and ductless mini-split systems are the primary types of equipment that qualify for rebates. Standard air conditioners and gas furnaces may not always be included under these incentives, depending on the program year.

Because of this, it is important to consider rebate eligibility when comparing equipment options. In some homes, a traditional furnace and air conditioner may still be the right choice, while in others a heat pump or dual-fuel system may offer better efficiency and potential rebate savings.

Not all heat pumps or mini-split systems automatically qualify. The equipment must meet specific efficiency and program requirements, and proper documentation is required to receive any rebate benefits.

At Ray’s Heating & Cooling, we help homeowners understand current rebate opportunities so they can make informed decisions and avoid missing out on available savings.

As of 2026, there are no active federal tax credits for standard residential HVAC equipment such as furnaces, air conditioners, or heat pumps.

Many homeowners still find older information online referencing federal HVAC tax credits, but those details may be outdated and no longer applicable to current programs.

While federal credits are not currently available, other savings opportunities may still exist. Depending on the equipment and timing, homeowners may be eligible for utility rebates, manufacturer rebates, promotional offers, or local incentive programs.

At Ray’s Heating & Cooling, we prioritize accurate, up-to-date information when discussing incentives. If a legitimate rebate or program is available, we make sure it is clearly communicated so homeowners can make informed decisions.

A chimney liner is sometimes required when installing a new furnace, but it depends on the type of system and the existing venting setup.

One common situation where a liner is needed is when installing an 80% furnace into an older chimney that is deteriorated or not properly sized. Since 80% furnaces vent combustion gases through a metal flue into the chimney, the chimney must be in good condition and correctly sized for safe operation.

Another common situation occurs when replacing an older 80% furnace with a high-efficiency furnace and leaving only a water heater venting into the existing chimney. In this case, the chimney that previously served both appliances may become oversized for the remaining water heater alone.

When a chimney is too large for a single water heater, the exhaust gases may cool too quickly, leading to condensation inside the chimney. Over time, this can cause deterioration and venting problems, which is why a properly sized liner is often recommended.

At Ray’s Heating & Cooling, the venting system is carefully evaluated during furnace replacement to ensure the chimney is properly sized and safe for continued use.

Yes. In most homes, an 80% furnace can be upgraded to a 96% high-efficiency furnace.

The key difference between the two systems is how they vent. An 80% furnace uses a metal flue pipe that typically connects to a chimney, while a 96% furnace uses PVC piping that vents directly outside through a wall, roof, or other suitable location, depending on the home’s design.

As long as the home has a practical route for the new vent piping, upgrading to a high-efficiency furnace is usually straightforward.

Another difference is that a 96% furnace produces condensation during operation. Because of this, it requires a drain connection. In many cases, the furnace can drain into the same system used by the air conditioner, or into options such as a sump pump, floor drain, condensate pump, or laundry drain, depending on what is available.

At Ray’s Heating & Cooling, we evaluate venting routes and drainage options before recommending a high-efficiency upgrade. Proper installation is essential to ensure safe operation and long-term performance.

Most HVAC replacements in Champaign or Urbana require a mechanical permit.

In most cases, the contractor performing the installation is responsible for obtaining the permit, preparing the work for inspection, and coordinating the required inspection with the local city office once the installation is complete.

The permit and inspection process is designed to ensure that the installation meets basic safety and building code requirements. While passing inspection does not guarantee a high-quality installation, it does provide an important baseline of compliance and safety.

Homeowners are encouraged to confirm whether the permit is included in the proposal and to clarify who will be responsible for scheduling and managing the inspection process.

At Ray’s Heating & Cooling, permit handling and inspection coordination are included as part of the installation process, so homeowners do not have to manage those steps themselves.

Yes. In Champaign and Urbana, furnace replacements typically require both a mechanical permit and a city inspection.

The contractor performing the installation is responsible for managing this process. This includes obtaining the permit, scheduling the inspection, and ensuring the work is completed in a way that meets local code requirements.

City inspections are designed to ensure that furnace installations meet basic safety and building standards. While passing inspection does not necessarily indicate the highest level of workmanship, it does confirm that minimum requirements have been met.

Homeowners should be cautious if a contractor does not pull the required permits, as this can result in code compliance issues and may leave the installation without proper inspection approval.

Before agreeing to a furnace replacement, it is a good idea to confirm with the contractor that permits will be pulled and inspections will be scheduled as part of the project.

At Ray’s Heating & Cooling, permit handling and inspection coordination are included in every installation to ensure the process is completed properly and in compliance with local requirements.

New HVAC systems typically come with a manufacturer's parts warranty, which commonly starts at 5 years and can often be extended to 10 years when the equipment is registered after installation.

It is important to confirm how registration is handled. Some contractors take care of registering the equipment for the homeowner, while others require the homeowner to complete the process. In either case, it is a good idea to verify that registration has been completed after installation to ensure full warranty coverage.

Furnaces also include a separate heat exchanger warranty. Depending on the model, this may be a 20-year limited warranty or a lifetime warranty on the heat exchanger. Some higher-end systems may also include additional coverage, such as a unit replacement warranty under certain conditions.

Homeowners should also understand the difference between parts and labor coverage. The manufacturer's parts warranty covers the failed component, but it does not typically include labor costs associated with diagnosing or replacing the part. Labor coverage is usually provided only through a contractor labor warranty or an extended service plan.

Most HVAC installations include a standard labor warranty of 1 to 2 years. Extended labor warranties are sometimes available for longer coverage periods, often through third-party programs, and may include specific terms, maintenance requirements, and claim procedures.

Before installation, it is important to review all warranty details, including coverage length, what is included, and who is responsible for each part of the warranty process.

At Ray’s Heating & Cooling, warranty information is explained clearly before installation so homeowners understand exactly what is covered and what to expect after the work is completed.

A parts warranty and a labor warranty serve two different purposes in HVAC coverage.

A parts warranty is provided by the equipment manufacturer and covers the cost of replacement components if they fail within the warranty period. For example, if a furnace component fails, the manufacturer may supply the replacement part at no charge under warranty.

However, this coverage does not usually include the labor needed to diagnose the issue, obtain the replacement part, or complete the repair. Those costs are typically billed by the HVAC contractor.

A labor warranty covers the workmanship associated with the installation. Most contractors include a 1- or 2-year labor warranty with new equipment installations, which covers labor costs if issues arise due to installation-related problems during that period.

Some companies offer extended labor warranties for longer coverage, but it is important to understand the terms, including who provides the warranty, what is required to maintain it, and what specific labor services are included.

Even with a strong parts warranty, labor costs can still apply when repairs are needed, which is why understanding both types of coverage is important.

At Ray’s Heating & Cooling, we make sure homeowners understand the difference between parts and labor warranties so there are no surprises if service is needed later.

A furnace-only replacement or an air conditioner-only replacement can generally be completed within a single day.

A full furnace and air conditioning system replacement typically requires around two full days when performed properly.

While it may be possible to complete a full system in one extended day, doing so can limit the time available for careful installation, adjustments, cleanup, and full system commissioning.

A complete replacement involves multiple steps beyond simply installing new equipment. This includes removing the existing system, setting the new furnace and indoor coil, installing the outdoor unit, connecting or replacing the refrigerant line set, completing electrical work, handling drainage, addressing venting, configuring the thermostat, making sheet metal adjustments, and performing startup and safety testing.

Because installation quality directly impacts system performance and longevity, adequate time is important to complete the work correctly.

At Ray’s Heating & Cooling, we typically allocate two full days for a complete furnace and AC replacement to ensure the system is installed and commissioned properly.

In most cases, homeowners are not left without heating or cooling overnight, as the installation is planned to maintain a safe and functional home environment during the process.

The correct furnace filter is the one your system is designed to use.

If your furnace has a 1-inch filter slot, a 1-inch filter should be used. If it is equipped with a 5-inch filter cabinet, then a 5-inch filter is the appropriate choice. Using the correct size ensures a tight seal and prevents air from bypassing the filter and carrying dust through the system.

A 1-inch filter can be effective, but it typically requires more frequent replacement. In most homes, it should be changed about every three months, or more often in homes with pets, allergies, construction activity, or heavy HVAC usage.

A 5-inch filter provides more surface area, which allows for longer use—often up to a year depending on conditions. It can also reduce airflow restriction when properly matched to the system, while providing improved filtration performance.

In homes with a 1-inch filter setup, upgrading to a 5-inch filter cabinet is often an option and does not require replacing the furnace itself.

At Ray’s Heating & Cooling, new furnace installations typically include a 5-inch filter cabinet because it provides better long-term performance and easier maintenance for most homeowners.

A whole-house dehumidifier is worth considering if indoor humidity levels are consistently above 55%.

When humidity is too high, the home can feel sticky and uncomfortable, and the air conditioning system may struggle to keep conditions comfortable even if the temperature is set correctly. Excess moisture often makes the home feel warmer than it actually is.

Signs of elevated humidity can also include musty odors in basements or crawlspaces. This is often caused by lingering moisture in those areas. Homes that experience occasional dampness or minor water intrusion after heavy rain may also benefit from improved humidity control.

Controlling humidity is important for both comfort and home conditions. High moisture levels can contribute to odor issues, reduced indoor air quality, and long-term wear on building materials.

A whole-house dehumidifier works with the HVAC system to remove moisture evenly throughout the home, providing a more consistent solution than portable units that only treat individual rooms.

At Ray’s Heating & Cooling, humidity control is considered an important part of overall comfort, especially in homes where moisture levels remain elevated.

A whole-house humidifier is worth considering if indoor humidity levels consistently fall below 30% during the winter months.

Dry indoor air can cause noticeable comfort issues. Common symptoms include static electricity, dry or irritated skin, sore throat, and nosebleeds during heating season.

In addition to comfort, low humidity can also affect materials in the home. Wood flooring, furniture, musical instruments, and other moisture-sensitive items may be impacted by consistently dry conditions over time.

A whole-house humidifier integrates with the HVAC system and adds moisture to the air as the furnace runs. This provides a more consistent and convenient solution compared to portable humidifiers that require frequent refilling in different rooms.

However, it is important to maintain balanced humidity levels. Excess humidity during winter can lead to window condensation and other moisture-related concerns. The goal is to maintain a comfortable and healthy range rather than over-humidifying the home.

At Ray’s Heating & Cooling, we assess indoor conditions before recommending a humidifier. When appropriate, a whole-house system can greatly improve comfort during the winter season.

A gas furnace produces flue gases as part of normal operation, and those gases are intended to be safely vented outside through the furnace venting system.

If a vent pipe becomes blocked, damaged, disconnected, or improperly installed, carbon monoxide can potentially enter the home instead of exiting outdoors.

Most modern furnaces include built-in safety controls that will shut the system down if unsafe venting or pressure conditions are detected. While these protections are important, they do not replace proper maintenance or routine inspection of the system.

Another potential risk is a cracked heat exchanger. The heat exchanger keeps combustion gases separate from the air circulating through the home. If it is damaged or cracked, there is a possibility that carbon monoxide could mix with the air being distributed through the ductwork.

Because carbon monoxide is invisible and odorless, it cannot be detected without proper alarms. Every home with gas appliances should have working carbon monoxide detectors, ideally placed near sleeping areas to provide early warning during nighttime hours.

At Ray’s Heating & Cooling, carbon monoxide safety is taken seriously. If a venting issue or equipment concern is found, we explain it clearly so homeowners can understand the risk and make safe decisions.

Yes. If a furnace has a cracked heat exchanger, the system should be repaired or replaced without delay.

The heat exchanger is responsible for separating combustion gases from the air that circulates through the home. When it cracks, it creates a potential safety issue and should be treated seriously.

In some cases, replacement heat exchangers are still available for furnaces installed within the last 20 years. The part may also still be covered under a manufacturer's warranty. However, labor costs for this type of repair are often high, typically $1,200 or more, since it requires significant disassembly of the furnace.

If the furnace is newer and the heat exchanger is under warranty, replacing the part may be a reasonable option. However, if the furnace is more than 15 years old, it is usually worth comparing the repair cost with the cost of a full furnace replacement.

At Ray’s Heating & Cooling, we help homeowners evaluate both options clearly. In many situations, especially with older systems, replacement may provide better long-term value than a costly repair.