Sta-Rite 400,000 BTU Max-E-Therm® High Performance Heater - Heavy Duty (HD) FUEL:NATURAL GAS (SR400HD) The secret is a component

The secret is a component inside the filter—a porous tube through which water must pass before it reenters the pool

Hayward Item Code: HCP3215C

Hayward H-Series Replacement Thermistor for ALL Models

you'll find many opportunities to use it

Sta-Rite 400,000 BTU Max-E-Therm® High Performance Heater - Heavy Duty (HD) FUEL:NATURAL GAS (SR400HD) The secret is a componentLIGHTWEIGHT AND EFFICIENT POOL HEATER For indoor or outdoor installations on pools and spas. Features include an LCD temperature readout with dual thermostat controls, temperature safety lockout, and 6 position control panel. PMG burner technology requires no outdoor draft hood. Proven Dura Glas Resin provides rust proof construction. Heavy duty (HD) unit with cupro nickel exchanger stands up to the harshest of applications, like low pH, high flow or