Hayward H-series low nox natural gas ASME pool and spa heater is designed and certified for commercial use. It provides exceptional performance, energy efficiency and reliability with planet-friendly low-nox emissions. This heater contains flexible connection options that makes it ideal for new or existing applications. Features independent left or right side electric, water and gas connections and non-corrosive feet. It contains 2-inch by 2-1/2-inch CPVC plumbing fittings. ASME pressure relief valve included as standard. Its electronic lockout feature prevents unauthorized access to configuration settings. Provides easy installation and service with access of single front panel. Includes easy gas valve adjustment and easy dual voltage conversion with fuse-protected circuit boards. This heater is rated for 50 PSI and 400,000 BTU. Suitable for indoor installations. Measures 36-1/2-inch length by 29-1/2-inch width by 24-inch height.
- Standard Cupro nickel heat exchanger for superior value and reliability
- Polymer and low lead bronze (commercial ASME) header for excellent corrosion resistance
- Hayward Universal design for easy and versatile professional installation
- Environmentally responsible low NOx emissions to meet or exceed air quality emission standards in all Low NOx regions