New Hayward H-Series ASME gas heaters are designed and certified for commercial use. The flagship of our H-Series line, they combine industry-leading hydraulics, exceptional performance, energy efficiency and reliability, with planet-friendly low-NOx emmissions. Flexible connection options make them ideal for new or existing applications. Choose from 250,000 and 400,000 BTU natural gas or propane models. 

 Features

• Independent left or right side electric, water and gas connections
• 2in x 2 1/2in CPVC plumbing fittings
• ASME pressure relief valve included as standard
• Electronic lockout feature prevents unauthorized access to configuration settings
• Easy installation and service via access of single front panel
• Easy gas valve adjustment
• Easy dual voltage conversion with fuse-protected circuit boards