Valve diaphragm and support for Zodiac semi recessed valves. Works with all semi-recessed valves on RIBS, recent Cadets, and Zodiac Sport Boats. Will fit the Classic Mark 1 Valve. (Zodiac Part #Z60055).
Compatible with both quarter turn cap and screw cap style semi-recessed valves.
To insert the new part Z60055:
Tuck the diaphragm corners into the housing. Insert and screw down firmly. Then use a thin probe (like a small screwdriver or even a folded out paperclip) stick to push down the tabs and release the diaphragm.
use any lubricant on these valves.