Universal H-Series 200,000 BTUs Inground Low NOx Pool Heater - Natural Gas fitting-connection_Male The Crystal Water DE filters

The Crystal Water DE filters are the only filters on the market with 2-1/2-inch internal piping

Attempting to push excessive flow through a Venturi Tee demands very high system pressures

R-0014-A pH Indicator

The wedge is cast bronze and hardware is 304 stainless steel

Universal H-Series 200,000 BTUs Inground Low NOx Pool Heater - Natural Gas fitting-connection_Male The Crystal Water DE filtersThis Hayward Universal H Series Natural Gas Pool Heater is 200,000 BTUs, has dual voltage, and features a commercial grade cupro nickel heat exchanger. It has Low Nox emissions and 2 inch x 2 1 2 inch CPVC union plumbing connections. The Universal H Series gas heaters are the "universal" energy efficient remedy for any new or existing pool or spa. The cupro nickel heat exchanger comes standard on all H Series heaters. The heat exchanger is chemical