Hayward Universal H-Series Natural Gas Pool Heater, 200,000 BTU, Low NOx | W3H200FDN Square Propane Tank Enclosure 000 BTU heating capacity and

000 BTU heating capacity and integrated cooling capability

Hayward manufactures pool and spa circulation equipment including jets

You’ll commonly see it as part of a floor return assembly in the main circulating loop

Frequently replaced when troubleshooting error codes or inconsistent heater temperature readings

Hayward Universal H-Series Natural Gas Pool Heater, 200,000 BTU, Low NOx | W3H200FDN Square Propane Tank Enclosure 000 BTU heating capacity andHayward W3H200FDN Universal H Series Natural Gas Pool Heater 200,000 BTU Low NOx The Hayward Universal H Series W3H200FDN provides powerful 200,000 BTU heating performance for residential in ground swimming pools and spas. This natural gas heater is engineered for efficient heat transfer, rapid pool heating, and dependable operation across a wide range of pool environments. The heater uses a Cupro Nickel heat exchanger combined with Haywards patented