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
Best Pool Heater Control Panel & Keypad Replacement 2026: By Brand
Real OEM keypad and bezel part numbers and 2026 prices for Raypak, Pentair, Hayward, and Jandy pool heaters — and why this isn't the same part as the control board.
Buying GuidesWhen Do Pool Heaters Go On Sale? Best Time to Buy in 2026
Pool heaters are cheapest in fall and winter, not spring. Real discount data from FibroPool's own sale pricing, retailer clearance timing, and manufacturer rebates.
Best PicksBest Pool Heater Manifold & Header Replacements 2026: Raypak, Pentair, Hayward & Jandy
The correct OEM manifold or header for a Raypak, Pentair, Hayward, or Jandy pool heater — real 2026 part numbers and prices, one of the pricier heater parts.
Best PicksBest Pool Heater Gas Conversion Kit 2026: Natural Gas ↔ Propane by Brand
Real OEM natural-gas-to-propane conversion kit part numbers and prices for Pentair, Hayward, and Raypak pool heaters — plus why the swap isn't quite a solo weekend job.
Best PicksBest Pool Heater Control Board 2026: OEM Parts by Brand (and Why It's Not a Weekend DIY)
Real OEM control-board part numbers and prices for Raypak, Pentair, Hayward, and Jandy pool heaters — and why this one's better left to a technician.
Buying GuidesPool Heater Condensation: Normal Drip or a Leak? (2026)
Heat pumps drip 6-10 gal/hr of normal condensate. Gas heaters condense too — but internally, and it corrodes the heat exchanger. Here's how to tell them apart.
Why Trust PoolHeaterLab?
Hands-On Research
Picks grounded in real heat-output, efficiency (COP), and build-quality research — not spec sheets.
Expert Picks
Every guide is matched to your pool size, climate, and fuel type, not marketing claims.
Every Budget
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.