B-R407A-ENC 399,000 BTUs Low NOx Pool and Spa Digital Heater - Natural Gas - Copper Tubes - ASME Certified YGroup_vinyl-stencils This is a Zodiac R0479702

This is a Zodiac R0479702 Diffuser Kit for Jandy FloPro FHPM Series Pumps

is 2 inch with 2-1/2 inch straight outside slip

The Neptune Benson CO2 unit will eliminate handling of hazardous materials

They are similar to bike tire valves

B-R407A-ENC 399,000 BTUs Low NOx Pool and Spa Digital Heater - Natural Gas - Copper Tubes - ASME Certified YGroup_vinyl-stencils This is a Zodiac R0479702This Raypak B R407A ENC Digital Low NOx Pool and Spa Heater is 399,000 BTUs, is fueled by natural gas, and features bronze headers, all copper fin tube heat exchangers, and is ASME certified. Outdoor hoods come standard with these units. These ASME heaters are for residential or commercial installations up to 5,000 feet. Raypak's Low Emissions units are Low NOx certified. The air fuel mixture is maintained by a gas valve blower system that allows the