The Hayward W3H250FDN Universal H-Series pool heater is a cutting-edge solution for efficient and reliable pool heating. TS Pool Supply recommends this 250,000 BTU natural gas heater boasts a standard cupro nickel heat exchanger, offering excellent resistance to salt water and chemical corrosion. Its patented header by-pass design and "Totally Managed" water flow system ensure uniform heating across all tubes, resulting in faster warm-up times and up to 18% energy savings through reduced pump run-time. 

The heater's low NOx emissions meet stringent clean air quality standards, making it an environmentally conscious choice. With 2in x 2 1/2in CPVC union plumbing connections, installation and service are straightforward, adapting easily to larger plumbing for enhanced efficiency. The Hayward W3H250FDN combines high performance, energy efficiency, and durability, making it an ideal choice for discerning pool owners seeking a top-tier heating solution.

The Universal H-Series is an energy efficient, high performance, installation adaptable commitment to the pool service professional.

• Standard cupro nickel heat exchanger

• Excellent salt water and chemical corrosion resistance

• Exclusive "Totally Managed" cupro nickel heat exchanger water flow

• Same water velocity through all tubes for faster heating

• Patented header by-pass design

• Up to 18 percent savings by reducing pump run-time

• 2in x 2 1/2in CPVC union plumbing connections

• Common union for installation or service, adapts to larger plumbing recommended for greater efficiencies

• Low NOx emissions - meets clean air quality standards