10 bestDiy Pool Heaterof February 2026

Swimming Pool heat pump- swimming pool heater 4.2kw, Black (Nm15)

Generic

9.6

Ariston ANDRIS R 15 L Undersink Electric Water Heater, 3kW, Control Unit, B class ErP rating, Economy “E” Setting, Manufactured to be installed in UK - 3100834.

33% off

Ariston

9.3

PoolShopUK Certikin Genie Gas Heater Gas Valve (M2140) SPMBG004

K&L

9.0

Inspired Essentials Tubular Heater 1ft, 2ft, 3ft Tube Heater Greenhouse Bathroom Conservatory with Built in Thermostat - Mounting Brackets Included (1, 1 ft (30.5cm) - 40W)

Inspired Essentials

8.7

OtherRelated productsUp to 4% off

Swimming Pool Pump Replacement Hose,2pcs Swimming Pool Replacement Hose with 4 Metal Clamps,pool Filter Hose for above Ground Pools(32mm)

Jilong pool hose 32 - pool pipe, swimming pool pipe, 32 mm diameter, 5 m length

Fdit Pool Heater Swimming, Swimming Pool Tubular Heat Exchanger Thermostatic Equipment for Hot Spring Pond Bathtub

Intex Swimming Pool Hose with Fitting 2 inch Internal Thread, Grey, ø 38 mm x 150 cm

Headseal.com Premium Spa Replacement Parts: Compatible with Bestway Lay Z Spa SaluSpa AirJet - Egg Shaped Heater Pumps, Seals, and Gaskets - Ensure High Performance (Impeller Kit)

HeadSeal

8.4

MONZANA® Solar Pool Water Heating Regulation Kit | Complete 12-Piece Bypass Set for Water Flow Control & Heater Valve Connectivity | Ideal for Heat Pump & Solar Heating Systems

Monzana

8.1

Pool Pump Cover, Pool Heater Cover, 600D Oxford Cloth Heat Pump Cover, Waterproof, UV Resistant, and Dustproof for Swimming Pool Heat Pumps (39"L x 34"W x 31"H,Black)

MRWiZMS

7.8

OemClima Pool heat pump bypass kit for swimming pool heater solar electric pool bypass valve

OemClima

7.5

Pool Heater Cover, Premium Oxford Cloth Outdoor Pool Equipment Cover for Outside Units Pool Heat Pump Cover Excellent Waterproof Pool Pump Cover for Winter(Black)

XIHIRCD

7.2