What is the lifespan of a heat pump water heater?

• <div><p>On average, a tankless water heater should last between 10 and 15 years. Its lifespan will be affected by how much it's used, the effect of weather where your home is on the unit—colder is harsher and will shorten lifespan—and if the heater is maintained appropriately and regularly. There are many signs your <a href="https://www.angi.com/articles/4-signs-your-water-heater-about-fail.htm">water heater needs to be replaced</a>, so pay attention to anything that changes with your heater or hot water. </p></div>

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Q: What are the signs that a water heater is about to go bad?

• <div><p>Signs your water heater is about to fail include: a unit older than ten years, rust water coming from your faucets, banging and rumbling noises when you call for hot water, and leaks coming from the tank. You might also notice a foul odor when you turn on your hot water, akin to rotten eggs or sulfur. Of course, your water heater might also need replacement if your water doesn&rsquo;t stay hot or takes longer to heat up.</p></div>

Q: Is it hard to install your own water heater?

• <div><p>It is very difficult and dangerous to install your own water heater, so we strongly recommend against tackling this as a DIY project. Not only will you need to wire your water heater, but you&rsquo;ll also need to connect plumbing to the intake and outlet. Sweating copper pipes and connecting wiring properly are skills most DIYers don&rsquo;t have, and even if you do feel confident you can do it, working with water and electricity always leaves the potential for electrocution. Hiring a local water heater installer is well worth the investment.</p></div>

Q: What are signs your water heater is going to explode?

• <div><p>Signs that your water heater may explode include rust-colored water coming from hot water taps, the smell of sulfur or rotten eggs coming from the water, shaking or rumbling in the tank, and a leaky temperature and pressure valve. If the water heater feels excessively hot to the touch, it could also indicate the prospect of an explosion. If you suspect your water heater might explode, call a pro immediately to address the problem.</p></div>

Q: What are the different types of water heaters available for installation?

• <div><p>Storage, tankless, heat pumps, and solar water heaters each suit specific space constraints, usage needs, and efficiency preferences.</p></div>

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Verified Reviews for Water Heater Service pros in Portland, TN

*The Angi rating for Water Heater Service companies in Portland, TN is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Water Heater Service needs.

*The HomeAdvisor rating for Water Heater Service companies in Portland, TN is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Water Heater Service needs.

Last update on November 24, 2025

Reviewed in August 2021
On a Budget Heating & Cooling was outstanding! Got the job done for a very reasonable price and were courteous and professional. Good people! Highly recommend!
On a Budget Heating & Cooling
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Reviewed in July 2021
ATLANTIC installed our pool 5 years ago. Since that time we have had multiple problems every year! At the onset, we had to drain and acid wash our pool because a fine layer of concrete particles that had not been properly cleaned by Atlantic at installation, was adhering to our pools finish....
Atlantic Pools and Spas
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Reviewed in June 2019
Through Angie's List we were fortunate enough to find Large Plumbing to repair our water heater. Cold showers are not a good thing, having discovered on Thursday night that we didn't have hot water we were imagining a weekend of cold showers. Nope, within 5 seconds of hitting send on Angie's...
Large Plumbing
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Reviewed in April 2019
I HAVE AN 8 MONTH PREGNANT WIFE!!!!!!!!!!!! Over charged and poor installation of tankless water heater!!! Argued with Gas Company at my house in front of my 8 month pregnant wife. Haven't had warm water in 2 weeks. When presented with needed fixes came out and had to get another crew come out...
Hiller Plumbing Heating Cooling & Electrical
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Reviewed in April 2017
I called talked to friendly lady she advised the owner would call with an estimate on water heater replacement. No call back or estimate moving on!
W H Winegar & Son Plumbing and Heating
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Reviewed in October 2015
The water department told me the usage for the last 30 days was more than my normal usage. My son and I checked the inside of the house; toilets, water heater, sinks and also under the house. My son looked in the meter box and it was full of water. He looked at me and said I hate to tell you...
Freedom Plumbing
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Reviewed in November 2013
We originally called Roscoe Brown to get an estimate on two HVAC units and were surprised to find out they do plumbing as well. James came out on 10/8/13 to give an estimate for the extensive list of plumbing jobs we needed done. We found him to be very knowledgeable and he did the most...
Roscoe Brown Inc
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Reviewed in July 2013
I had a problem with one of my split systems leaking water all over the inside of my home. The unit was 20 years old and needed to be replaced. I called Upton after finding them on Angie's list and they came out and inspected the unit and verified that it needed to be replaced. They had a new...
UPTON ELECTRICAL
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Reviewed in June 2013
Paul came right on time as promised and did an excellent job doing a check up on our ac package unit. I recommend him to anyone needing a tune up or work performed on their heating and cooling unit. Thanks!
Hiller Plumbing Heating Cooling & Electrical
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Water Heaters questions, answered by experts

Signs your water heater is about to fail include: a unit older than ten years, rust water coming from your faucets, banging and rumbling noises when you call for hot water, and leaks coming from the tank. You might also notice a foul odor when you turn on your hot water, akin to rotten eggs or sulfur. Of course, your water heater might also need replacement if your water doesn’t stay hot or takes longer to heat up.

It is very difficult and dangerous to install your own water heater, so we strongly recommend against tackling this as a DIY project. Not only will you need to wire your water heater, but you’ll also need to connect plumbing to the intake and outlet. Sweating copper pipes and connecting wiring properly are skills most DIYers don’t have, and even if you do feel confident you can do it, working with water and electricity always leaves the potential for electrocution. Hiring a local water heater installer is well worth the investment.

On average, a tankless water heater should last between 10 and 15 years. Its lifespan will be affected by how much it's used, the effect of weather where your home is on the unit—colder is harsher and will shorten lifespan—and if the heater is maintained appropriately and regularly. There are many signs your water heater needs to be replaced, so pay attention to anything that changes with your heater or hot water.

Signs that your water heater may explode include rust-colored water coming from hot water taps, the smell of sulfur or rotten eggs coming from the water, shaking or rumbling in the tank, and a leaky temperature and pressure valve. If the water heater feels excessively hot to the touch, it could also indicate the prospect of an explosion. If you suspect your water heater might explode, call a pro immediately to address the problem.

Storage, tankless, heat pumps, and solar water heaters each suit specific space constraints, usage needs, and efficiency preferences.

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