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>

How long does a good HVAC last?

• <div><p><a href="https://www.angi.com/articles/how-long-havc-last.htm">HVAC systems usually last between 10 and 30 years</a>, with most having a lifespan of around 20 years. Factors that impact a unit’s life expectancy include which brand you choose, how often you use it, and how well you maintain it. To make sure yours lasts as long as possible, make sure to keep it clean and schedule an annual service with an HVAC technician.</p></div>

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Verified Reviews for Heating Oil Service pros in Kahului, HI

*The Angi rating for Heating Oil Service companies in Kahului, HI 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 Kahului, HI 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 03, 2025

Reviewed in February 2024
Heating stopped working properly. Heat pump stuck - instead of blowing warm air, cold air blew from inside vents. Called Putnam early evening and a repair person came that evening. Did a temp fix. Next day, manager ordered replacement part. Part arrived next day and team came out to replace it...
Putnam Mechanical LLC
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Reviewed in August 2022
Who likes waking up to no hot water? Not me and thatâ s exactly what happened. Thankfully Randen from all aloha plumbing came to save the day and changed out our 12 year old water heater.
All Aloha Plumbing and Drain Cleaning, LLC
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Reviewed in December 2020
Excellent service. I called Steve pluming to have water heater, replacement, power shut off valve , replacements and replacement new hot and cold valves . He did a great ð jobs.
Steve's Plumbing & A/C Service
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Reviewed in November 2020
Baseboard electric heat repair
Sturdevant Air Conditioning
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Reviewed in September 2013
They were very professional and ordered and installed the axle within two days. I have gone to them several times for tires and oil changes. They will check problems in the car that I am concerned about for free and provide an estimate if one is needed. They are very friendly and helpful. I have...
Goodyear Auto Service Center
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Reviewed in February 2013
I recently had a problem with my solar hot water heater, and I was really afraid that the entire unit would have to be replaced. I called Maui Plumbing and spoke to the owner (Ray). He arranged for one of his senior plumbers to come to my home in Kihei the very next day. The plumber who...
Maui Plumbing Inc
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Reviewed in June 2012
We made an appointment to take our car in; I requested an oil change, lube, and identification and repair of a minor oil leak. and the person on the other end of the line was very courteous and set us up in a very professional manner. We arrived a few minutes before our appointment and were...
GOODYEAR TIRE & RUBBER CO
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Reviewed in July 2011
Water heater went out, unknown reason. Turns out that an element/thermostat unit shorted out. I was given the options (new element/thermostat) or new water heater (ours is > 15 years). I chose the new parts. He first came on late afternoon on 7/5, but needed a special wrench to remove the...
Beno Plumbing
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Reviewed in May 2010
Pool installed lop-sided, coping is falling into the pool, he installed a natural gas heater with propane gas and almomst blew us up and burned out the heater, lights don't work, solar heater exploded and is now sitting in a heap on our lawn, there is a big gash in the spa, and much much more is...
Aloha Maui Pools
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Heating Oil questions, answered by experts

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.

HVAC systems usually last between 10 and 30 years, with most having a lifespan of around 20 years. Factors that impact a unit’s life expectancy include which brand you choose, how often you use it, and how well you maintain it. To make sure yours lasts as long as possible, make sure to keep it clean and schedule an annual service with an HVAC technician.

DIY maintenance like filter cleaning is possible, but professional servicing ensures proper pressure, refrigerant levels, and loop performance.

Yes, many providers offer organic or eco-friendly treatments. Confirm availability with your contractor.

Costs depend on system age, type, labor, and whether part replacements are necessary.

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