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Find Swimming pool heaters installers and replacers in Fresno

Avatar for Choice Home Warranty
Choice Home Warranty
4.0(
5,678
)
Swimming Pool Heaters - Install or Replace

Serving Fresno, CA and surrounding areas

In business since 2008

Emergency services offered

Credit card accepted

"Called about leak Sunday morning. Plumber came out Monday, determined it needed replacement and notified Choice, who approved claim and permitted plumber to order new water heater. Thursday new water heater was installed. Was kept updated every day by both Choice and the plumber. Workers left my garage clean and I have hot water. Very satisfied and have recommended Choice Home Warranty on the Nextdoor app."
Recommended by81%of homeowners
Avatar for American Home Shield – Home Warranty
American Home Shield – Home Warranty
3.5(
5,688
)
Swimming Pool Heaters - Install or Replace

Serving Fresno, CA and surrounding areas

In business since 1971

Credit card accepted

"They have been out for the electrical. They have been out for the pool. They have been out for the sump pump. Its the fee for the service call. We have used them for the last 3 years. If you have an appliance that you think needs replaced they will not replace it they will repair it to death. They are very responsive. Some of the people they send out are great, some are okay."
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+2

Recommended by65%of homeowners
Avatar for A+ pool tile cleaning
A+ pool tile cleaning
5.0(
3
)
Swimming Pool Heaters - Install or Replace

Serving Fresno, CA and surrounding areas

In business since 2018

Free estimates

Emergency services offered

We guarantee your satisfaction, and we won’t leave until the job is done right. We pride ourselves on the quality work we provide, while delivering great customer service. Check out our services offered and call or click to schedule an estimate today!

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+2

Recommended by100%of homeowners
Classic Pool Service
4.5(
2
)
Swimming Pool Heaters - Install or Replace

Serving Fresno, CA and surrounding areas

In business since 1994

Free estimates

Credit card accepted

"I have been using Classic Pool Service at 5 different properties since 2015. Norman Carpenter and his company are great. He has done scheduled monthly pool maintenance services as well as pool equipment repairs, on an "as needed" basis. I have used other companies and am very happy that I have found Norman with Classic Pool! I will continue using them and have recommended them as well."
Response time1 day
Recommended by100%of homeowners
Dive In Pools Service & Repair
New to Angi
Swimming Pool Heaters - Install or Replace

Serving Fresno, CA and surrounding areas

In business since 2018

Free estimates

Credit card accepted

We take great pride in the experience, expertise, quality and customer service that we provide to meet your needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. To understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety and quality, regardless of how large or small the job.

Avatar for Wight Water Pool Service
Wight Water Pool Service
0.0(
4
)
Swimming Pool Heaters - Install or Replace

Serving Fresno, CA and surrounding areas

In business since 1996

Free estimates

Warranties offered

Wight Water Pool Service is located in Fresno, CA.and can be reached at 559-645-1969. We started this business on the motto "Developing customer satisfaction above everything else". Our job is to service your pool, keep it looking sparkling clear, and to keep you as a customer. \n\nWight Water believes in the old way of doing business on a personal level. The world is moving so fast these days that businesses don't just have time for their customers. We don't think our customers should be treated like this, so that's why we give our customers first priority on all repairs, one-time green cleans, and you'll never hear us call you by anything other than your first name. \n\nWe realize the world is growing and that there are new and better ways of doing things. This is why we attend trade shows and training seminars each year to learn about new products and new ways of handling these products. Wight Water Pool Service plans on growing and keeping up to date with new technology, but we never want to be too big for our customers. \n\nHats off to all of our customers for sticking with us all these years and helping our business grow.

 INEFFICIENT EQUIPMENT
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+13

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FAQs for swimming pool heaters installation and replacement projects in Fresno, CA

Yes, you can add a heater to an existing pool. A pro can retrofit a heater to nearly any in-ground or above-ground pool. Adding a heater allows you to start the swim season earlier, finish it later, and maintain a steady water temperature in between. Many owners schedule the job during a larger pool upgrade, but it also works as a standalone project. Professional installation ties the new unit into the existing pump and plumbing for safe, efficient operation.

Most owners switch the heater on a day or two before they plan to swim, then shut it down afterward. Reaching the target temperature can take 24 to 72 hours, depending on pool size and outdoor conditions. Using a cover while the heater is off helps hold the heat and keeps energy costs in check.

Pool heaters can freeze if left exposed to extreme conditions. Freezing can damage internal heater components, potentially leading to costly pool repairs. Cycling water, covering the heater, and regular maintenance help prevent freezing. Sealing or winterizing your heater also protects it during the season—this involves draining water from the heater and its components.

Pool heaters operate with lifespans spanning from seven to 30 years. Gas and propane models last seven to 12 years, while electric and solar heaters perform efficiently for up to 30 years. Consistent professional maintenance and routine inspections extend the heater’s life and improve its performance, ensuring a safe and reliable heating system for your pool.

Before hiring a pool heater installation contractor, conduct thorough research by reviewing online feedback and gathering recommendations from trusted sources. Contact multiple professionals to discuss pricing, request references, and understand the complete installation process. This careful evaluation ensures you select a qualified contractor who delivers high-quality service and a successful installation.

The Fresno, CA homeowners’ guide to swimming pool heaters installations and replacements

From average costs to expert advice, get all the answers you need to get your job done.