
Serving Decatur, IL and surrounding areas
Approved
In business since 1986
Emergency services offered
Credit card accepted
"Curtis installed complete home acand furnace unit ,with all new duct work and did a great job."


Serving Decatur, IL and surrounding areas
Approved
In business since 1986
Emergency services offered
Credit card accepted
"Curtis installed complete home acand furnace unit ,with all new duct work and did a great job."
Serving Decatur, IL and surrounding areas
Approved (Corporate)
In business since 1993
Free estimates
Emergency services offered
"2 friendly guys that did awesome work. Transfer switch works great and it's nice to see them clean up when done. I would definitely use the tiger again for electrical work."





+5
Serving Decatur, IL and surrounding areas
Approved
In business since 2020
Free estimates
Emergency services offered
"Great. Work was done quickly and efficiently. Extremely pleased with end results."




Serving Decatur, IL and surrounding areas
Approved
Quality work done by licensed hvac professional. Also available for small home improvement projects. Eager to get your projects done in a professional manner. \n

Serving Decatur, IL and surrounding areas
In business since 2020
Free estimates
Emergency services offered
"I went on Home Advisor at 6:30 a.m. Brian was here at 8. He checked out everything on my furnace and double checked again. I needed one part plus I chose to replace thermostat due to age. He never tried to sell me unnecessary parts. He explained all the parts on my furnace and made it understandable. I am very pleased with my warm home. Brian is now my permanent furnace repair man whom I trust. Also, I am amazed at the low cost."





+14

Serving Decatur, IL and surrounding areas
In business since 1985
Free estimates
Emergency services offered
"Our air went out at the start of summer during an extremely hot period (90's+!). Due to the way our place is set up, it was a REALLY tough install that required using a crane to get the AC on the roof, and pulling the water heater - which it turns out needed replacement also (ugh!). Rich came to our rescue, even loaning us a portable AC that we could use until the install could be done. He worked hard, and coordinated well with the plumber we had in to pull/replace the water heater. He was friendly, very flexible and did good work. We're very happy with the service he gave us. On top of all of this, his price was very reasonable. Much less than the other guys and some of them took one look at our system and flat out refused the job! I highly recommend you call Rich and skip some of the "big names" in town that want to charge more, and work less hard for you. Its rare to find service companies these days with a solid work ethic, who deliver great service for a fair price."





+37

Serving Decatur, IL and surrounding areas
In business since 2023
Free estimates
Offers commercial services
"Skylar arrived quickly to access the situation. Was able to fix the furnace on that visit! Reasonable pricing and have referred his company to many friends!"



Serving Decatur, IL and surrounding areas
In business since 1987
Free estimates
Emergency services offered
"He answered all my calls promptly and explained everything very well to where I could understand. Didnâ t charge to come see what the problem was. When hired he did a great job and was extremely reasonable on his price. Honest work. Also will be installing my motherâ s furnace."
Serving Decatur, IL and surrounding areas
In business since 1893
Free estimates
Warranties offered
"The team from A-1 Interstate Mechanical were great they did a good job were on time and showed respect for my home and me."

Serving Decatur, IL and surrounding areas
In business since 2010
Emergency services offered
Credit card accepted
"Computer did the "gotta send info to Microsoft" but when tried to reboot it ran through automatic repair without success. I did all the alternative without any success. He came and picked up the hard drive on Tuesday and returned it on Saturday. Fortunately he was able to "restore" without any data loss. Very happy with outcome."


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

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Discover how much an electric furnace costs based on factors such as unit size, local labor rates, electrical upgrades, and ductwork condition.