Maintain your pool's ideal temperature with our selection of Hayward heaters. Designed for energy efficiency and reliable performance, these heaters ensure comfortable swimming conditions year-round.

Authorized Hayward Distributor

When you purchase from AquaDoc, you're guaranteed to receive an authentic Hayward device. Order with confidence, knowing you'll receive top quality pool equipment.

Hayward Universal H-Series Natural Gas Heater 150K BTU 120/240V W3H150FDN

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Hayward Universal H-Series Natural Gas Heater 150K BTU 120/240V W3H150FDN

Regular price $2,429.00

Regular price ~~$2,799.89~~ Sale price $2,429.00
Unit price per

Sale
Hayward Universal H-Series Liquid Propane Heater 250K BTU 120/240V W3H250FDP

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Hayward Universal H-Series Liquid Propane Heater 250K BTU 120/240V W3H250FDP

Regular price $3,299.00

Regular price ~~$3,799.59~~ Sale price $3,299.00
Unit price per

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Hayward Universal H-Series Liquid Propane Heater 400K BTU 120/240V W3H400FDP

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Hayward Universal H-Series Liquid Propane Heater 400K BTU 120/240V W3H400FDP

Regular price $4,199.00

Regular price ~~$4,830.99~~ Sale price $4,199.00
Unit price per

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Hayward H-Series Natural Gas Heater 135K BTU W3H135FDN

Sale

Hayward H-Series Natural Gas Heater 135K BTU W3H135FDN

Regular price $1,999.00

Regular price ~~$2,299.00~~ Sale price $1,999.00
Unit price per

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Hayward Universal H-Series W3H150FDP Liquid Propane Heater 150K BTU 120/240V

Sale

Hayward Universal H-Series W3H150FDP Liquid Propane Heater 150K BTU 120/240V

Regular price $2,419.00

Regular price ~~$2,789.50~~ Sale price $2,419.00
Unit price per

Sale
Hayward Universal H-Series W3H200FDN Natural Gas Heater 200K BTU 120/240V

Sale

Hayward Universal H-Series W3H200FDN Natural Gas Heater 200K BTU 120/240V

Regular price $2,999.00

Regular price ~~$3,449.00~~ Sale price $2,999.00
Unit price per

Sale
Hayward Universal H-Series Natural Gas Heater 250K BTU 120/240V W3H250FDN

Sale

Hayward Universal H-Series Natural Gas Heater 250K BTU 120/240V W3H250FDN

Regular price $3,299.00

Regular price ~~$3,799.25~~ Sale price $3,299.00
Unit price per

Sale
Hayward Universal H-Series Natural Gas Heater 400K BTU 120/240V W3H400FDN

Sale

Hayward Universal H-Series Natural Gas Heater 400K BTU 120/240V W3H400FDN

Regular price $4,199.00

Regular price ~~$4,859.00~~ Sale price $4,199.00
Unit price per

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Troubleshooting Common Pool Heater Problems: Qu...

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Learn how to troubleshoot common pool heater problems with this quick guide. Discover tips for fixing both gas and electric heaters, from startup issues to strange noises and error codes.

Troubleshooting Common Pool Heater Problems: Qu...

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Learn how to troubleshoot common pool heater problems with this quick guide. Discover tips for fixing both gas and electric heaters, from startup issues to strange noises and error codes.
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Collection: Hayward Pool Heaters

Authorized Hayward Distributor

Hayward Universal H-Series Natural Gas Heater 150K BTU 120/240V W3H150FDN

Hayward Universal H-Series Natural Gas Heater 150K BTU 120/240V W3H150FDN

Hayward Universal H-Series Liquid Propane Heater 250K BTU 120/240V W3H250FDP

Hayward Universal H-Series Liquid Propane Heater 250K BTU 120/240V W3H250FDP

Hayward Universal H-Series Liquid Propane Heater 400K BTU 120/240V W3H400FDP

Hayward Universal H-Series Liquid Propane Heater 400K BTU 120/240V W3H400FDP

Hayward H-Series Natural Gas Heater 135K BTU W3H135FDN

Hayward H-Series Natural Gas Heater 135K BTU W3H135FDN

Hayward Universal H-Series W3H150FDP Liquid Propane Heater 150K BTU 120/240V

Hayward Universal H-Series W3H150FDP Liquid Propane Heater 150K BTU 120/240V

Hayward Universal H-Series W3H200FDN Natural Gas Heater 200K BTU 120/240V

Hayward Universal H-Series W3H200FDN Natural Gas Heater 200K BTU 120/240V

Hayward Universal H-Series Natural Gas Heater 250K BTU 120/240V W3H250FDN

Hayward Universal H-Series Natural Gas Heater 250K BTU 120/240V W3H250FDN

Hayward Universal H-Series Natural Gas Heater 400K BTU 120/240V W3H400FDN

Hayward Universal H-Series Natural Gas Heater 400K BTU 120/240V W3H400FDN

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Collection: Hayward Pool Heaters

Authorized Hayward Distributor

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