
Serving Shelton, WA and surrounding areas
Approved
In business since 1986
Free estimates
Emergency services offered
"They did an excellent job changing our furnace and heat pump at our old house."





+46


Serving Shelton, WA and surrounding areas
Approved
In business since 1986
Free estimates
Emergency services offered
"They did an excellent job changing our furnace and heat pump at our old house."





+46

Serving Shelton, WA and surrounding areas
Approved
In business since 2008
Free estimates
Emergency services offered
"These folks worked hard over several days to retrofit my house with a new heat pump system. The technicians at my home and the office staff were diligent, respectful, and friendly. They made the whole process much easier with great communication. I look forward to being one of their annual maintenance customers for years to come!"





+1

Serving Shelton, WA and surrounding areas
Approved
In business since 2015
Free estimates
Emergency services offered
We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business!\n



Serving Shelton, WA and surrounding areas
Approved
In business since 1990
Free estimates
Warranties offered
"Jane's replaced my 20-year old Munchkin boiler with a super efficient, modern Rinnai. Everyone was a joy to deal with. Service was excellent. Darian, who scheduled and arranged the replacement, and Greg and Oscar (who did the work) were fantastic. Excellent service, especially since I live on Lopez Island, which is not easy to get to. Competent, good-natured, hard-working, nice folks."



Serving Shelton, WA and surrounding areas
Approved
In business since 2017
Free estimates
Emergency services offered
"Quickly diagnosed and corrected. The company that installed the system is no longer in business. Their stickers are now on my system. Who you gonna call? Doesn't get hot in Wa my..."





+22

Serving Shelton, WA and surrounding areas
Approved
Super Service Award Winner
In business since 2013
Emergency services offered
Warranties offered
"Hart installed a gas line extension from our furnace to our kitchen for a gas stove. Very professional. Great installation."





+334

Serving Shelton, WA and surrounding areas
Approved
In business since 2022
Credit card accepted
Customers say: True professional
"Evergreen serviced my ductless system and was extremely professional with both the inside and outside units."

Serving Shelton, WA and surrounding areas
Approved
In business since 2013
Emergency services offered
Warranties offered
"Great service and put in a new main line with directional bore installation. Shout out for Andreaâ s, Carlos, Selena and the manager of Hartâ s Services. Top notch!!"





+13

Serving Shelton, WA and surrounding areas
Approved
In business since 2024
Free estimates
Emergency services offered
Family owned business with over 20 plus years experience. Heating & A/C -

Serving Shelton, WA and surrounding areas
Approved
In business since 2019
Free estimates
Credit card accepted
"John & his brother Paul were great communicators. They came when they said they would. They were professional in all aspects of their work. We are very pleased with the install and with our minisplit system. I highly recommend Alpina Mechanical!"
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.