B-R407A-ENC 399,000 BTUs Low NOx Pool and Spa Digital Heater - Natural Gas - Curpo-Nickel - Salt Water - ASME Certified gallons-per-day_75-99 This is a PVC Schedule

This is a PVC Schedule 80 Reducing Coupling with Slip x Slip fitting connections that measure 2 x 1 1/2 Inch

New sensing technology provides less chance of false alarms due to wind

Cyanuric Acid and more

This impeller is designed for: Stealth Series Pumps SHPF/SHPM and PlusHP Series Pumps PHPF/PHPM

B-R407A-ENC 399,000 BTUs Low NOx Pool and Spa Digital Heater - Natural Gas - Curpo-Nickel - Salt Water - ASME Certified gallons-per-day_75-99 This is a PVC ScheduleThis Raypak B R407A ENC Digital Low NOx Pool and Spa Heater is 399,000 BTUs, is fueled by natural gas, and features bronze headers, Cupro Nickel fin tube heat exchangers, and is ASME certified. Outdoor hoods come standard with these units. These ASME heaters are salt water friendly and 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