Repair Kit contains:
(1) EPDM / 316L stainless perforated disc
(1) 304 stainless spring retainer
(1) 304 stainless spring
(1) Nylon stem guide
(1) EPDM / 316L stem and plug

When using air blow check valves with ball check valves, refer to the sizing chart below.

Repair Kit

Unit of Measure


Ball Check Valve Size

N/A 1 1/2 in2 in2 1/2 in3 in

Air Blow Check Valve Size

N/A 2 in2 1/2 in3 in4 in