Val-Pak Generic PacFab 2" Slide Valve Piston Half Replacement Kit (V36-178) drains O-ring with 12 inch ID

O-ring with 12 inch ID and 7/16 inch cross-section

Helps restore serviceable heater plumbing connections

The dark grey Emerald Cut finish keeps the visible side of the jet looking refined and consistent with many current spa interiors

Helps restore dependable plumbing support

Designed for compatible 52 inch

Val-Pak Generic PacFab 2" Slide Valve Piston Half Replacement Kit (V36-178) drains O-ring with 12 inch IDThe Val Pak generic PacFab 2 inch slide valve piston half replacement kit is designed for compatible valve applications where the piston section needs partial renewal rather than a full valve replacement. A kit like this is useful because it gives the repair a more targeted path, allowing worn internal valve components to be addressed without replacing everything around them. This replacement is especially useful when the original piston half is worn,