Interlock pressure switch kit, 120V, 1–6 PSI. Adds safety by enabling pumps only when system pressure is present.
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1/2″ 110V Solenoid Valve Kit (solenoid & check valve, strainer)
3/8″ 110V Solenoid Valve Kit (solenoid & check valve, strainer) – Old Style
3/8″ Black Poly Low Density Tubing (sold by foot)
1/4″ injector fitting for 1/4″ tubing (old style flow cell)