Hayward Universal H-Series 250K BTU Natural Gas Heater | W3H250FDN







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Highlights
Residential
Commercial or Residential
Natural
Gas Type
In-Ground
Pool Type
Product Description
The Hayward Universal H-Series Natural Gas Heater W3H250FDN is a pool and spa heater that uses natural gas to produce up to 250,000 BTU for rapid water heating. It is designed for new or existing pools and spas and fits typical pool equipment installations. The heater emphasizes energy-efficient operation and low NOx emissions, with a cupro-nickel heat exchanger and installation options suited to residential and commercial pool systems.
Key Benefits
- 250,000 BTU output for rapid water heating
- Natural gas configuration, designed for natural gas supply
- Cupro-nickel heat exchanger for corrosion resistance
- Exclusive managed water flow, same velocity through all tubes
- Patented header bypass design for improved heat transfer
- Forced-draft combustion with no high-wind stack required
- Low NOx emissions meeting clean air standards
- 2 x 2½ inch CPVC union connections for plumbing
- Reduces pump run time, providing energy cost savings
Specs
Gas Type
Natural
Pool Type
In-Ground
Header Material
Polymer
Exchanger Material
Cupronickel
Commercial Or Residential
Residential
Manuals & Documents
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Our team includes Certified Pool & Spa Operators (CPO) trained by the Pool & Hot Tub Professionals Association.