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Top-Rated Swimming pool heaters installers and replacers in Flower Mound - Updated Nov 2026

Avatar for Sky Blue Pools, Inc.
Sky Blue Pools, Inc.
3.7(
118
)
Swimming Pool Heaters - Install or Replace

Serving Flower Mound, TX and surrounding areas

Approved

In business since 2003

Free estimates

Warranties offered

"We hired Sky Blue Pools to resurface our pool this summer. David was prompt, professional and always responsive to any questions or concerns. Their work is excellent and their service is above and beyond! We highly recommend David and Sky Blue Pools."
Before complete Remodel and addition of spa
Complete remodel and addition of spa
After complete remodeling
New Spa Additon
Complete Remodel in North Richland Hills

+15

Response time2 days
24 neighbors recently requested a quote
Recommended by83%of homeowners
Avatar for Muth & Allen Highland Park Pools
Muth & Allen Highland Park Pools
3.8(
59
)
Swimming Pool Heaters - Install or Replace

Serving Flower Mound, TX and surrounding areas

In business since 1974

Free estimates

Emergency services offered

"No show, no call the day of appointment. Two days later we have 2 pool repair people at my home. They did a reasonable job replacing the pump moter, but just left wires, connecters and the moter and facing in the yard. Not the best of clean up."
Recommended by75%of homeowners
Avatar for The Phoenix Pool Tech
The Phoenix Pool Tech
4.8(
20
)
Swimming Pool Heaters - Install or Replace

Serving Flower Mound, TX and surrounding areas

In business since 2004

Emergency services offered

Credit card accepted

"Joseph was punctual and patient to walk me through the basics and painstakingly took the time to clean the filters and change the gauge . Overall , he gave enough overview to understand what’s what on the pool equipment ."
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+20

Recommended by94%of homeowners
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FAQs for swimming pool heaters installation and replacement projects in Flower Mound, TX

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 Flower Mound, TX 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.