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Find Swimming pool heaters installers and replacers in San Antonio

Avatar for Stoner Family Spa and Pool LLC
Stoner Family Spa and Pool LLC
5.0(
63
)

Serving San Antonio, FL and surrounding areas

Approved

Super Service Award Winner

In business since 2023

Free estimates

Credit card accepted

"Very happy and pleased with the GREAT job he did removing my 20 year old natural gas spa/pool heater and installing a new JXI400NK Jandy - Pro Series JXI Pool Heater 400k BTU natural Gas+ VersaFlo. Mike is very knowledgeable and explained what he was doing...gave me information needed to be sure I operated the unit properly as well as tips to help make the unit last longer. My background was in cable construction with AT&T and I am very used to engaging and dealing with contractors. Everything about the job from start to finish went perfectly! If you are in need of to quality pool/spa heater installation or repair at a reasonable price, I highly recommend Stoner Family Spa and Pool LLC."
Response time2 days
28 neighbors recently requested a quote
Recommended by82%of homeowners
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Avatar for GPS Pools, Inc.
GPS Pools, Inc.
4.8(
70
)

Serving San Antonio, FL and surrounding areas

Approved

In business since 2008

Free estimates

Warranties offered

"Chris and Daniel did a fabulous job replacing my DE filter with a canister filter. Also replaced HLS sensor in Pentair Maxi-them pool heater. Everything functional now. I'd hire GPS for next pool project in a heart beat. You would be foolish is you didnt."
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+45

Response time2 days
43 neighbors recently requested a quote
Recommended by94%of homeowners
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Responsible Pools
5.0(
3
)

Serving San Antonio, FL and surrounding areas

Approved

In business since 2025

Free estimates

Credit card accepted

"My experience with Responsible Pools was nothing short of wonderful, throughout. Dean was prompt, pleasant and thorough with our initial communications, even responding after hours. He arrived the next day, and thoroughly accessed my current pool system setup, then spent a LOT of time explaining detailed various options for me (my "setup" request was a very unique, unusual one). He was honest and instead of trying to upsell, he recommended a smaller unit, suggesting the larger one would be "overkill" for my small pool. The quote for the exact same equipment, warranty and labor (actually, more detailed-labor) was MUCH more competitive and fair as compared to the other companies I'd considered. Upon project initiation, Brandon was on time and did an incredible job with a very challenging, unique pump system setup. He worked mindfully and diligently, arranging a very unique, complicated(due to my unusual request), easy to control, effective system. I couldn't be happier!"
Response time10 hrs
15 neighbors recently requested a quote
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FAQs for swimming pool heaters installation and replacement projects in San Antonio, FL

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 San Antonio, FL 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.

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