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Find Furnace / forced air heating system install or replace pros in Downers Grove

Avatar for Home Comfort Systems Inc
Home Comfort Systems Inc
4.9(
315
)

Serving Downers Grove, IL and surrounding areas

Approved

In business since 1972

Free estimates

Emergency services offered

"Our A/C unit was giving us trouble and was the original unit from when the house was built along with the furnace. I called out 5 different companies to get quotes on replacing both A/C and the Furnace, Steve Bilica from Home Comfort Systems came out looked at what I had then came in and sat down with me and started to tell me about himself and his company which really made it more personal and made me feel more confident that I was hiring the right company for the job. Steve was up front and honest with me answered all my questions and gave me what I considered the best price out of all of the companies that came. Both Mike and Rich came out around 8:30 in the morning and were finished by 2 PM. Both Mike and Rich were very professional and respectful of our home, they laid down drop cloths to cover the stairs and on all carpet area's that they would be working which was very much appreciated. I highly recommend Home Comfort Systems Thanks Steve, I will be recommending him to everyone I know."
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Response time8 hrs
12 neighbors recently requested a quote
Recommended by99%of homeowners
Avatar for Porterhouse Heating & Cooling
Porterhouse Heating & Cooling
4.8(
217
)

Serving Downers Grove, IL and surrounding areas

Approved

In business since 2009

Free estimates

Emergency services offered

"We are beyond happy with the work and professionalism of Porterhouse Cooling and Heating. I called for an estimate and they were out the next day. Then that same day they were able to get us set up for our work. They began the project only a day later. They truly were amazing to work with and supported us throughout the process. We needed a huge job done, because we switched from all electrical to adding gas to our house along with a furnace, water heater, air conditioner, and all new ductwork. We had multiple obstacles that most people did not want to take on. Porterhouse helped us come up with solutions and were very reasonable. They were extremely hard working and did a great job with our house. We love our new heating and air systems! We also have a new thermostat that is wonderful. I highly recommend them for any heating or cooling needs!"
Work truck
Certification
Business card
Response time9 hrs
17 neighbors recently requested a quote
Recommended by94%of homeowners
Avatar for AMERICAN FAMILY HEATING AND AIR CONDITIONING
AMERICAN FAMILY HEATING AND AIR CONDITIONING
4.9(
72
)

Serving Downers Grove, IL and surrounding areas

Approved

In business since 2003

Free estimates

Emergency services offered

"Nothing but good things to say about American Family Heating and Cooling - highly recommended. Tim was friendly and professional on the phone, and quoted all charges up front. Nick came out and had a great combination of informal but professional demeanor. And no objection to me looking over his shoulder as he worked!"
Response time3 hrs
11 neighbors recently requested a quote
Recommended by98%of homeowners
Avatar for G & R Heating & Air
G & R Heating & Air
4.6(
129
)

Serving Downers Grove, IL and surrounding areas

Approved

Super Service Award Winner

Free estimates

Emergency services offered

Warranties offered

"Dwayne from G & R Heating & Air did a very thorough job checking our AC system. He verified everything was in good working order. Dwayne was professional, courteous and friendly. I ended up purchasing the service contract."
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+20

Response time11 hrs
102 neighbors recently requested a quote
Recommended by70%of homeowners
Avatar for TR Miller Heating, Cooling, Plumbing and Electrical
TR Miller Heating, Cooling, Plumbing and Electrical
4.4(
106
)

Serving Downers Grove, IL and surrounding areas

Approved

In business since 2008

Free estimates

Emergency services offered

"Cody showed up on time. Very polite young technician Appears to know his job well. He examined the indoor part of the system. Verified what initially indicated to his office that Freon is needed. He indicated that vents need to be cleaned before sealant and Freon can be added. Cost was as follows: $96 diagnostics + $203 for 1.5 pound Freon & labor + $60 another 30 minutes labor + $187 sealant (cost $27 on Amazon) = $545. System is working well. This cost is significantly higher than last service provider."
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+1

7 neighbors recently requested a quote
Recommended by81%of homeowners
Avatar for AL'S Cooling & Heating
AL'S Cooling & Heating
5.0(
10
)

Serving Downers Grove, IL and surrounding areas

Approved

Customers say: True professional

24/7 Availability. $55 service call for new customers. $79 furnace tune-up. Fix your furnace and make sure it's working before the cold arrives! Call us now. Family owned and operated. We are a small business where customer satisfaction is our #1 priority.\n

New Rheem Furnace
Navien high-efficiency tankless water heater install.
Weil McLain cast iron sectional boiler install.
Weil McLain cast iron sectional install.
New Rheem Furnace

+11

Response time2 days
7 neighbors recently requested a quote
Recommended by50%of homeowners
Avatar for Four Seasons Heating & Air Conditioning
Four Seasons Heating & Air Conditioning
4.3(
3,282
)

Serving Downers Grove, IL and surrounding areas

Approved (Corporate)

In business since 1971

Free estimates

Emergency services offered

"We decided to replace an outdated AC unit and furnace with a brand new heat pump and furnace. After speaking with a Four Seasons sales rep, we knew they were the best choice to go with due to their thorough assessment, knowledge of products, availability of service and overall transparency. And perhaps most importantly, they were not pushy and respect our decisions on what system we felt was best for our home. As with any expenditure of this nature, there will be some ironing out of details and inevitable bumps to get everything completed, but the overall experience amounted to an energy-efficient HVAC system that was installed with care and expediency. Their service technicians are also friendly, thorough, knowledgeable, and available at a moment's notice. We are so glad that we went with Four Seasons."
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Response time9 hrs
30 neighbors recently requested a quote
Recommended by87%of homeowners
Avatar for AL's Cooling and Heating
AL's Cooling and Heating
5.0(
20
)

Serving Downers Grove, IL and surrounding areas

Approved

In business since 2020

Free estimates

Emergency services offered

"We bought from and had Al's install a new 50 gallon Rheem gas water heater. We were very pleased with the professionalism and competence of Brian McCarthy. The service crew was also excellent throughout our experience. We recommend Al's Cooling and Heating without reservation."
New Rheem Furnace & AC
New Rheem Condenser
Condenser Install
Furnace & AC Install
Old System - In Garage

+2

Response time7 hrs
Recommended by94%of homeowners
Avatar for Lifeline Plumbing Heating & Cooling
Lifeline Plumbing Heating & Cooling
4.6(
2,422
)

Serving Downers Grove, IL and surrounding areas

Approved

In business since 2011

Emergency services offered

Warranties offered

"Lifeline plumbing & Heating/Cooling is very professional and responsive. It was easy to get an appointment in a timely manner. The technician (Brian) arrived early.. within the time frame of the appointment block. He was very thorough... checked the furnace and apprised me of the repair needed with a complete explanation."
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+15

Response time5 hrs
16 neighbors recently requested a quote
Recommended by89%of homeowners
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FAQs for furnace / forced air heating system install or replace projects in Downers Grove, IL

Converting from an oil furnace to an electric furnace isn't a simple swap—the oil system needs to be completely removed before installing the electric furnace. You'll need a full electric system installation, but you might be able to reuse existing ductwork if it's up to current safety standards. You’ll need to budget for a new electric furnace installation, which costs between $1,800 and $6,200, including professional removal, proper disposal, and safe installation of the new system.

Electric furnaces are 100% efficient at converting electricity into heat. However, some of that heat can be lost as it travels through your home's ductwork or escapes through poorly insulated areas. That's why regular duct maintenance and proper home insulation are important to maximize your furnace's efficiency and reduce heat loss, ensuring consistent warmth and lower energy costs.

With proper maintenance, an electric furnace can last anywhere from 20 to 30 years, outlasting the average gas furnace's lifespan of 15 to 20 years. To keep your electric furnace running efficiently, schedule regular cleanings, tighten connections, and have inspections done before winter arrives. With routine maintenance, you’ll ensure consistent, safe heating for years to come.

The size of the electric furnace you need depends on factors like your home's square footage, climate, and insulation quality. As a general guideline, those who live in warmer climates should multiply their square footage by 30 to 35 BTUs, while those in cooler areas should multiply it by 50 to 60 BTUs.

Consulting with an HVAC professional can help you determine the exact size that's right for your home.

An electric furnace works by converting electricity into heat using high-resistance heating elements. A blower then pushes the warm air through your home's ductwork, distributing heat evenly throughout your space. Since there's no combustion involved, electric furnaces eliminate the risks associated with gas furnaces and provide consistent, reliable heating when properly installed.

An electric furnace uses between 40 and 80 kilowatts per day to heat your home. The exact amount it uses depends on factors like your home's size, insulation, and overall energy requirements. Larger homes or those with poor insulation use more energy than smaller, well-insulated spaces. A professional furnace assessment can help confirm the ideal unit size for your needs.

The Downers Grove, IL homeowners’ guide to furnace / forced air heating system installs or replaces

From average costs to expert advice, get all the answers you need to get your job done.