The Hayward H-Series replacement natural gas valve is compatible only with select FDN heater models produced within a specific date range.
Compatible with the following models:
- Hayward Universal H-Series models H150FD, H200FD, H250FD, H300FD, H350FD, H400FD
- Hayward H-Series above ground models 135
Hayward 1 Year Limited Manufacturers Warranty. The manufacturer warrants this part against defects on workmanship and materials. This warranty will be void if these parts are damaged as a result of improper installation or use, or if damage is a result of ice. Warranty does not cover any labour charges, cost of lost water or chemicals, or any other damages that may occur.