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Find Swimming pool heaters installers and replacers in Fountain Valley

Shell Sea's Pool's & Spa's Inc.

4.93(
151
)
•Approved Pro

Shell Sea's Pool's & Spa's Inc.

4.93(
151
)
•Approved Pro
Super Service Award
Customers say: True professional
74 local quotes requested
16 years of experience

Alex's Pool Service is your go to for any of your pool maintenance needs. We can handle your weekly cleaning, or any service need you have. Our experts have the experience and knowledge for any job; big or small. Give us a call to have your pool looking like new.

"The pool came out great. Alex was reasonable and treated me fairly and the crews he used were a pleasure to deal with. Alex was also very available with any questions or concerns. Definitely recommend him. "

Lawrence W on January 2026

Alex's Pool Service is your go to for any of your pool maintenance needs. We can handle your weekly cleaning, or any service need you have. Our experts have the experience and knowledge for any job; big or small. Give us a call to have your pool looking like new.

"The pool came out great. Alex was reasonable and treated me fairly and the crews he used were a pleasure to deal with. Alex was also very available with any questions or concerns. Definitely recommend him. "

Lawrence W on January 2026

Avatar for Absolute Pools Resurfacing Inc

Absolute Pools Resurfacing Inc

5.00(
59
)
•Approved Pro

Absolute Pools Resurfacing Inc

5.00(
59
)
•Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
60 local quotes requested

Absolute Pools Resurfacing Inc. specializes in pool resurfacing using our top of the line Absoluteglass (fiberglass). We have over 26 years experience and also do pool and spa repairs. Our main focus is to please our customers with our amazing, and detailed work. :)

"Noe and his team are very professional and skilled. They did an excellent job repairing leaks in our pool and resurfacing it with fiberglass! In addition they resurfaced the spa with new fiberglass."

Judy H on October 2023

Absolute Pools Resurfacing Inc. specializes in pool resurfacing using our top of the line Absoluteglass (fiberglass). We have over 26 years experience and also do pool and spa repairs. Our main focus is to please our customers with our amazing, and detailed work. :)

"Noe and his team are very professional and skilled. They did an excellent job repairing leaks in our pool and resurfacing it with fiberglass! In addition they resurfaced the spa with new fiberglass."

Judy H on October 2023

Avatar for Graves Construction

Graves Construction

No reviews yet

Graves Construction

No reviews yet
24 years of experience

Small Business General Contractor, self performing work. Billin gper terms agreed to between homeowner and dependednt of scope of work. No financing available. Discount specials for Veterans

Small Business General Contractor, self performing work. Billin gper terms agreed to between homeowner and dependednt of scope of work. No financing available. Discount specials for Veterans

Avatar for Innfinito Studio

Innfinito Studio

No reviews yet

Innfinito Studio

No reviews yet
17 years of experience

We specialize in Outdoor Design . We use different tools to help you visualize your project. Swimming pools, patio covers, decks , fireplaces, firepits ,water features , artificial grass, concrete, porcelain , wood , pavers are some of our specialties. We use great visualization tools to help you understand our design proposal .

We specialize in Outdoor Design . We use different tools to help you visualize your project. Swimming pools, patio covers, decks , fireplaces, firepits ,water features , artificial grass, concrete, porcelain , wood , pavers are some of our specialties. We use great visualization tools to help you understand our design proposal .

Avatar for Izzy Living Builders

Izzy Living Builders

No reviews yet

Izzy Living Builders

No reviews yet
34 years of experience

As Orange County pool builders with more than 20 years of experience, Izzy Living Builders can create a custom outdoor living paradise for you and your family to enjoy. Offering complete swimming pool construction and landscaping, our team of designers and installers will help you bring your dream backyard to life.

As Orange County pool builders with more than 20 years of experience, Izzy Living Builders can create a custom outdoor living paradise for you and your family to enjoy. Offering complete swimming pool construction and landscaping, our team of designers and installers will help you bring your dream backyard to life.

Alpine Flooring & Carpentry

1.00(
1
)

Alpine Flooring & Carpentry

1.00(
1
)
Customers say: Terrific value
41 years of experience

Flooring Contractor Carpet installation

Flooring Contractor Carpet installation

Dave Rucker Construction

No reviews yet

Dave Rucker Construction

No reviews yet
Free onsite estimate

Very clean, on time and do exactly what we have agreed

Very clean, on time and do exactly what we have agreed

J.J.G. Maintenance & Repair

5.00(
1
)

J.J.G. Maintenance & Repair

5.00(
1
)
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

J.J.G. Maintenance & Repair is a Maintenance & Repair Company servicing home, business and office clients.

J.J.G. Maintenance & Repair is a Maintenance & Repair Company servicing home, business and office clients.

Mayo Construction

No reviews yet

Mayo Construction

No reviews yet
43 years of experience

I was born and grew up in Ireland. I moved to London when I was a teenager and apprenticed to be a carpenter. I worked on large jobs in England and Germany, and have a wide range of experience. I become a General Contractor 1983 and enjoy new construction additions. I also specialize in kitchen and bathroom remodels. We are a family owned business and look forward to helping you with your special needs or repairs. (My given name is Michael but I go by Sean.)

I was born and grew up in Ireland. I moved to London when I was a teenager and apprenticed to be a carpenter. I worked on large jobs in England and Germany, and have a wide range of experience. I become a General Contractor 1983 and enjoy new construction additions. I also specialize in kitchen and bathroom remodels. We are a family owned business and look forward to helping you with your special needs or repairs. (My given name is Michael but I go by Sean.)

Mark Harry Construction

1.00(
1
)

Mark Harry Construction

1.00(
1
)
24 years of experience

Mark Harry Construction provides quality ground up construction & remodels

Mark Harry Construction provides quality ground up construction & remodels

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FAQs for swimming pool heaters installation and replacement projects in Fountain Valley, 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 Fountain Valley, 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.

See all articles
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