Precision Plumbing Products | PR-500
The Prime Rite automatic pressure drop activated trap primer valve will prime up to 2 floor drains with our patented distribution DU-U and DU-4 units. System operating range is 20 psi minimum to 80 psi (138 to 552 kpa) maximum. The valve requires a 3 psi (21 kpa) pressure drop across the valve to activate and will deliver a metered amount of ...