How long do geothermal systems last?

• <div><p>You can expect a geothermal system to last for years. According to the <a href="https://www.energy.gov/sites/prod/files/guide_to_geothermal_heat_pumps.pdf">Department of Energy, </a>the underground infrastructure for the heat pumps lasts about 25 to 50 years, which includes the pipes buried in the soil. The actual heat pump itself has a life span of around 25 years.</p></div>

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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Q: How long does geothermal servicing take?

• <div><p>Most maintenance checks take 2-5 hours, though extensive repairs may take longer.</p></div>

Q: How often should I have my HVAC system serviced?

• <div><p>For most systems, an annual HVAC system service is more than enough. Some homeowners prefer a twice-a-year visit to ensure the system is ready for the upcoming summer and winter seasons. If you need to call an HVAC pro more often than this, it may be time to check if your system is getting old enough for a replacement. </p></div>

Q: What types of heat pumps are there?

• <div><p>There are three main types of heat pumps. An air-source heat pump system is the most common and has two parts&mdash;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&rsquo;t need ductwork to distribute the air. A geothermal heat pump system pulls heat from the ground to help heat your home. </p></div>

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Verified Reviews for Heating Oil Service pros in Overgaard, AZ

*The Angi rating for Heating Oil Service companies in Overgaard, AZ 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 Overgaard, AZ 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 December 05, 2025

Reviewed in February 2024
Jay definitely goes the extra mile to make sure the job in done in a professional manner and delivers value every time! Canâ t say enough good things about Good Shepherd! This company is my go to for all heating and cooling projects. Iâ ve used them on 4 different properties and have not been...
Good Shepard Heating & Air LLC
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Reviewed in January 2023
I also had a new water heater installed. I'm very happy with the new sink and faucet. They brought the water heater up to code and it all looks great. Very friendly and professional.
Temperature Control Plumbing, LLC
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Reviewed in April 2021
I couldn't have been more pleased with the work that was done and I have to mention the professional work expertly done by Shane who I cannot say enough of for his generosity in my installation of my tankless water heater and again the generosity of Vince who I couldn't have been more...
Custom Plumbing of Arizona
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Reviewed in November 2017
Dang do I appreciate Poulsbo heating! I have an older (1960’s) oil furnace in Bremerton that would not start up…. I called another service company to come check it out…. They spent about 15min. working on it and could not get the furnace to fire. I was told the circuitry was bad and the blower...
Poulsbo Heating Company
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Reviewed in August 2017
Tom arrived the same day I called and replaced my hot water heater. He was exceptionally courteous, helpful and professional. I would definitely recommend A-1 B.C.C. Plumbing.
A-1 BCC PLUMBING
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Reviewed in September 2013
I brought in one of their mailer coupons for a oil change and maintenance/service check. I told them I wanted to upgrade the oil to synthetic. They told me there was a whole different service for synthetic oil that didn't apply to that coupon. They had worked on my car before so since I needed...
BIG O TIRES
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Reviewed in April 2013
Technician arrived after calling ahead. Had the parts on the truck to replace my water heater. Brought additional components required to meet recent county requirements. Installed a new 50 gal. water heater, drip pan, and expansion tank in short order. Perfectly clean work site when he left.
Gladhill Plumbing & Heating Inc
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Reviewed in April 2013
We rented a backhoe in January and it went well. We rented again in March. They sent us an older used smaller backhoe. It had a power issue. My husband was using it by our creek. It could not power to walk sideways, and set above a rock. The drive line broke or came out and was flipping around....
Volvo Rents
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Reviewed in March 2012
They have great follow up. I was told by the owner that he didn't care if he got my business, as long as my heat exchanger was repaired. It was life or death, really, because carbon monoxide was leaking into my home. He even had to go purchase special equipment to test the amount of carbon...
Air Boss Heating and Cooling LLC
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Reviewed in March 2012
They did an inspection and said everything was fantastic on my system. They also said that there was a crack in my heat exchanger and that it needed to be replaced. I was directed to call Lennox based on my lifetime limited warranty. I was warned that the labor to install this part was going to...
Solar Bear
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Find Heating oil pros in Overgaard

Sky Blue Heating, Ventilation, & Air Conditioning, LLC

4.88(

)

•Approved Pro

Sky Blue Heating, Ventilation, & Air Conditioning, LLC

4.88(

)

•Approved Pro

Customers say: Quick response

Recommended by 100% of Angi customers

15 years of experience

Sky Blue Heating, Ventilation & Air Conditioning, LLC. is proud to be a locally owned and operated business that serves Navajo and Apache Counties. With years of experience and unmatched expertise we can help with any and all of your residential heating and cooling needs. We have built our business on providing our customers with the highest quality service and products at a fair price. We are local and stand behind all of our work. Our customers know that they can count on us to be timely, tidy and that they will be 100% satisfied when the job is done. This is why our customers become customers for life. Get in touch to discuss your HVAC needs today!

"Very good communication And we’re able to put me on their calendar on a very short notice All went well"

AJ S on February 2023

"Very good communication And we’re able to put me on their calendar on a very short notice All went well"

AJ S on February 2023

Static Sun Electric and Solar, LLC

4.94(

)

•Approved Pro

Static Sun Electric and Solar, LLC

Customers say: Quick response

79 local quotes requested

6 years of experience

We are committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.

". Great service very competent and on time for the appointment. Would definitely recommend for any electrical work. "

Charles G on October 2025

". Great service very competent and on time for the appointment. Would definitely recommend for any electrical work. "

Charles G on October 2025

Heating Oil questions, answered by experts

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

You can expect a geothermal system to last for years. According to the Department of Energy, the underground infrastructure for the heat pumps lasts about 25 to 50 years, which includes the pipes buried in the soil. The actual heat pump itself has a life span of around 25 years.

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.

For most systems, an annual HVAC system service is more than enough. Some homeowners prefer a twice-a-year visit to ensure the system is ready for the upcoming summer and winter seasons. If you need to call an HVAC pro more often than this, it may be time to check if your system is getting old enough for a replacement.

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.

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