General Pump 180° thermal relief valve.
This 1/8" female pipe thread chemical metering valve will fit most Prochem, BLUEline, Sapphire Scientific and HydraMaster units.
Chemical selector valve has 3-way setting: off, prime, and chemical. Fits most Prochem, BLUEline, HydraMaster and Sapphire Scientific truck mount units.
Bypass pressure relief valve.
High temperature shut off switch.
Adapter 3/4"FGH x 3/8"FQD
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