Hayward Universal H-Series 250K BTU Low NOx Propane Heater YGroup_Hampton It's one easy test for

It's one easy test for 7 pool symptoms

rapid loss of chlorine and skin irritation

Inside Plate Measurements: 5 1/2 " Tall x 5 3/4" Wide

This pool backwash hose is flexible and durable

and top cover

Hayward Universal H-Series 250K BTU Low NOx Propane Heater YGroup_Hampton It's one easy test forGet the most from your swimming season with the 250,000 BTU Low NOx Propane Heater from Hayward. Now you can swim longer into the evening hours, earlier in the spring and later in the fall. The Universal H Series Low NOx Propane heater, is environmentally friendly and complies with all current air quality emission standards. The Hayward Universal Series features stainless steel burners, corrosion resistant heat exchangers and insulated combustion