Check valve assembly for rotary vane compressors installs on the inlet side of the unit between the compressor and air filter. This helps prevents back flow of water in air lines if the unit happens to turn in reverse.
RVC2 Check Valve for RV75/RV100
Item RVC2 fits RV75 and RV100 units with 3/8″ connection
Assembly with check valve threads to the compressor air inlet and air filter threads into RVC2 check valve assembly