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Hayward Universal H-Series 135,000 BTU Natural Gas Low NOx Pool Heater with OmniX | W3HS135FDN

Hayward  |  SKU: W3HS135FDN
Sale price $2,69900 USD Regular price $4,17500

The Hayward Universal H-Series W3HS135FDN combines the proven H-Series platform with the new OmniX universal control interface. It features a 135,000 BTU natural gas burner, durable cupro-nickel heat exchanger, Low NOx emissions, electronic ignition, and industry-leading hydraulic efficiency for above-ground pools and spas. Warranty: 1-Year Limited Parts Warranty.

Q: What is the difference between the W3HS135FDN and the earlier W3H135FDN? A: The W3HS135FDN features Hayward's OmniX universal control interface while retaining the same 135,000 BTU Low NOx heater platform and cupro-nickel heat exchanger.

Q: What fuel does this heater use? A: This model is designed for natural gas.

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Description

Hayward Universal H-Series 135,000 BTU Natural Gas Low NOx Pool Heater with OmniX | W3HS135FDN

Enjoy fast, efficient pool heating with the Hayward Universal H-Series W3HS135FDN. Featuring 135,000 BTUs of heating power, an advanced OmniX control interface, and a corrosion-resistant cupro-nickel heat exchanger, this heater delivers dependable comfort for above-ground pools and spas.

Features

  • 135,000 BTU natural gas heater.
  • Integrated OmniX universal controls.
  • Cupro-nickel heat exchanger for superior corrosion resistance.
  • Low NOx environmentally-friendly operation.
  • Fan-assisted combustion with electronic ignition.
  • Industry-leading hydraulic efficiency.
  • Outdoor installation.

Description

The Hayward W3HS135FDN combines premium heating performance with modern OmniX controls to provide reliable pool and spa heating throughout the season. Its efficient hydraulic design helps reduce circulation costs while delivering rapid water heating.

The standard cupro-nickel heat exchanger provides excellent durability in saltwater and chemically demanding environments, while Low NOx technology and electronic ignition ensure dependable, environmentally responsible operation.

Pro Tip

Proper water chemistry and routine filter maintenance help maximize heater efficiency while extending the service life of the heat exchanger and internal components.

Installation Tips

Install outdoors on a level equipment pad with adequate ventilation. Verify proper gas supply, electrical service, and plumbing connections before startup. Installation should be performed according to local codes and Hayward's installation manual.

Specifications

  • SKU
    W3HS135FDN
  • Product Type
    Natural Gas Pool Heater
  • Size/Connection
    135,000 BTU
  • Materials
    Cupro-Nickel Heat Exchanger; Polymer Header
  • Power Source
    120 VAC
  • Dimensions
    21.5 in, 29.75 in, 22.5 in
  • Weight
    100 lb
  • Warranty

Product Warranty

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Note: Warranty coverage, registration, and service terms are provided directly by the manufacturer. Please review the details carefully to ensure proper understanding of coverage and claim procedures.

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