Laars Heating Systems RA2138702 Valve 320788-703 With a 1/2" Female NPT

With a 1/2" Female NPT inlet and a straight-pipe threaded outlet

What is the switch action for the MARS 33430

technicians can eliminate internal leakage and prevent coil burnout caused by mechanical resistance

OEM Performance: Engineered specifically for Reznor unit heaters to match factory airflow and pressure specifications

Laars Heating Systems RA2138702 Valve 320788-703 With a 1/2" Female NPTThe Laars Heating Systems RA2138702 Valve is a high capacity boiler pressure relief valve engineered for demanding commercial and residential hydronic applications. This 1x1. 25 inch relief valve features a precise 75 PSI pressure rating and an impressive discharge capacity of 2,649,000 BTU hr, making it a critical safety component for large scale heating plants. Designed to prevent over pressurization, this HVAC replacement part ensures system