Reverse Flow Check Valves
Reverse Flow Check Valves
88-4CVR/88-4CVL
As 88-3FGR/FGL but for regulators (9/16" x 18 UNF threads only).
88-4CVR/88-4CVL
As 88-3FGR/FGL but for regulators (9/16" x 18 UNF threads only).
