Do you need backup heat with geothermal?

• <div><p>If a geothermal heat pump is installed correctly, then you shouldn’t have to worry about having a backup heat source such as a <a href="https://www.angi.com/articles/furnace-and-heating-basics.htm">furnace</a> or oil boiler. However, there are geothermal systems installed that include a backup in case the heat pump fails due to extreme cold. This is simply a backup heat pump you’ll likely never need and not an alternative heat source.</p></div>

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TRUSTED BY WANBLEE, SD HOMEOWNERS

4.2
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Verified Reviews for Heating Oil Service pros in Wanblee, SD

*The Angi rating for Heating Oil Service companies in Wanblee, SD is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Heating Oil Service needs.

*The HomeAdvisor rating for Heating Oil Service companies in Wanblee, SD is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Heating Oil Service needs.

Last update on October 18, 2025

Reviewed in August 2023
Don't use Venmo if paying with a credit card. Some treat it as a cash advance, and charge 30 %. That's not Jeremy's fault. I would definitely hire him again. He did all the work alone, and in some serious heat. He really cares about his customers, and it shows. I can't recommend him higher.
Vision Lines Painting
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Reviewed in April 2020
Matt came out and inspected our house on 4/10/2020 for a potential buyer. Not sure if he is racist and if that's why he gave us the most derogatory report! He came 20 minutes early when my husband and I were just leaving and my husband talked to him a little. My husband is Hispanic and has a...
HOUSEMASTER, Sioux Falls, SD Area
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Reviewed in July 2013
They were so prompt, they wanted to come a day early. The water heater was installed perfectly by noon.
Courtesy plumbing
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Reviewed in March 2012
Perry Electric A/C & Heating have always been very professional and they do a good job.
Perry Electric Inc
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Reviewed in March 2012
I like that they are very responsive. But do not like that they had to make 7 separate repair trips, in which they left a wire unplugged, and resulted in us not having heat during the winter. With our experience, we will not be using them again in the future.
KALINS INDOOR COMFORT
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Heating Oil questions, answered by experts

Most maintenance checks take 2-5 hours, though extensive repairs may take longer.

There are three main types of heat pumps. An air-source heat pump system is the most common and has two parts—an indoor air handler unit and an outdoor heat pump unit. A ductless heat pump system functions similarly to an air-source heat pump system but doesn’t need ductwork to distribute the air. A geothermal heat pump system pulls heat from the ground to help heat your home.

If a geothermal heat pump is installed correctly, then you shouldn’t have to worry about having a backup heat source such as a furnace or oil boiler. However, there are geothermal systems installed that include a backup in case the heat pump fails due to extreme cold. This is simply a backup heat pump you’ll likely never need and not an alternative heat source.

Service costs range from $200 to $1,500, depending on maintenance needs, system age, and labor.

Yes, including optimizing settings and suggesting upgrades if needed.

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