Find the Best Pool Heater for Your Pool
We test, compare, and rank pool heaters — gas, heat pump, solar, and electric — for above-ground and in-ground pools, so you swim in warm water without wasting money on the wrong BTUs. No fluff, no brand bias.
Latest Reviews & Guides
Buying a Pool Heater on Amazon: What's Actually For Sale (2026)
Amazon is the one retailer where all four major pool-heater brands — including Jandy — show up with a listed price. Here's what's really in stock, and where the dealer-quote wall still stands.
Buying GuidesPool Heater at Home Depot: What's Actually In Stock (2026)
Home Depot's online pool-heater aisle is mostly Hayward. Here's what's really available by brand, what ships free, and where Pentair, Raypak, and Jandy fall short.
ComparisonsJandy vs Hayward Pool Heater (2026): Which Brand Wins?
Jandy vs Hayward pool heaters compared — JXi gas heaters, JE heat pumps, AquaLink vs OmniX automation, and why only one brand publishes its prices.
Best PicksBest Pool Heater Transformer Replacements 2026: Raypak, Pentair, Hayward & Jandy
Real OEM transformer part numbers and prices for Raypak, Pentair, Hayward, and Jandy pool heaters — plus how to tell it from a dead control board.
Buying GuidesDoes Your Pool Heater Have a Pilot Light? Millivolt vs. Electronic Ignition
Most gas pool heaters ditched the standing pilot light years ago — but Raypak still sells millivolt models that use one. Here's how to tell which you have and fix a pilot that won't stay lit.
Buying GuidesWhere to Find Your Pool Heater's Owner's Manual by Brand (2026)
Pentair and Jandy host direct model-specific PDFs. Hayward makes you search by exact SKU. Raypak archives by series. Here's the fastest path for each brand.
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Picks grounded in real heat-output, efficiency (COP), and build-quality research — not spec sheets.
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Every guide is matched to your pool size, climate, and fuel type, not marketing claims.
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Options from budget solar mats to premium high-COP heat pumps — clearly labelled.
Updated for 2026
Prices, picks, and efficiency research kept current for the swim season.