Hayward W3H250FDN Universal H-Series Natural Gas 250,000 BTU Low NOx

Hayward W3H250FDN Universal H-Series Natural Gas Pool Heater – 250,000 BTU Low NOx

The Hayward Universal H-Series W3H250FDN is a high-capacity natural gas heater designed to provide fast and efficient heating for residential in-ground pools and spas. With a 250,000 BTU heating output, this model is ideal for larger pools that require stronger heating performance and faster recovery times.

Built with a Cupro-Nickel heat exchanger and corrosion-resistant internal components, the Universal H-Series heater delivers reliable performance even in challenging pool environments. Its compact cabinet and universal plumbing connections make it suitable for both new installations and equipment upgrades.

Fast Heating for Larger Residential Pools

The fan-assisted combustion system maintains precise airflow through the combustion chamber to ensure efficient fuel combustion and consistent heating. The digital LED control panel allows easy temperature adjustments and system monitoring for improved operational convenience.

Key Features

• 250,000 BTU natural gas heating capacity
• Low NOx emissions compliant design
• Cupro-Nickel heat exchanger for corrosion resistance
• Fan-assisted combustion system for reliable operation
• Electronic ignition with digital diagnostic controls
• Universal plumbing connections for installation flexibility
• Durable cabinet designed for outdoor equipment pads
• Designed for residential in-ground pools and spas