Same water velocity through all tubes for faster heating
Common union for installation or service, adapts to larger plumbing recommended for greater efficiencies
Low NOx emissions meets clean air quality standards.
Up to 18% savings by reducing pump run-time. 2inx 2 1/2inch CPVC Union Plumbing Connections
Excellent salt water and chemical corrosion resistance. For model H350FDP and fits induced draft heater models H250IDL2, H350IDL2, and H400IDL2
Details: This display board is designed to use with Hayward Universal H-Series Low NOx Heater model H350FDP, H350FDP also compatible with Hayward Universal H-Series Low NOx induced draft heater models H250IDL2, H350IDL2, H400IDL2. Weighs 14-1/2-pound.