Hayward Universal H-Series Natural Gas Pool Heater, 135,000 BTU, Low NOx | W3H135FDN Lasco Fittings This system is commonly serviced

This system is commonly serviced during automation upgrades or equipment replacements

It is essential for maintaining full heating capacity

or outdated grate can restrict flow or compromise protection at the suction point

durable solution for year-round protection

or shutdown

Hayward Universal H-Series Natural Gas Pool Heater, 135,000 BTU, Low NOx | W3H135FDN Lasco Fittings This system is commonly servicedHayward W3H135FDN Universal H Series Natural Gas Pool Heater 135,000 BTU Low NOx The Hayward Universal H Series W3H135FDN is a 135,000 BTU natural gas pool heater engineered for efficient, reliable heating of residential in ground pools and spas. Designed with industry leading hydraulic performance and energy efficiency, this heater delivers fast heat up times while helping reduce circulation pump run time. Built with a corrosion resistant Cupro