Kohler K-GP30320 Pressure Balance Adapter Plate

“Escutcheon Sleeve for American Standard Aqua Seal Faucets 846.12” has been added to your cart. View cart

Grey backing plate with black o-ring and lubricating grease for easy installation.

WHAT OUR CUSTOMERS SAY…

“Love Noel's Plumbing Supply! They are one of my favorite oddball plumbing parts purveyors. As a professional plumber, I rely on sites like Noel's to keep antique and rare fixtures alive. My customers and I are so grateful! ”

-Danielle E.

03/25/2026

$26.47

The Kohler K-GP30320 is a pressure balance adapter plate kit designed to allow the use of newer-style pressure balancing units with older Kohler Coralais shower valves. The part number for the kit is often listed as both K-GP30320 and 30320.

We can ship anywhere the US Postal Service ships. For orders being shipped outside the US, please contact us at (888) ASK-NOEL, noelsplumbingsupply@fuse.net, or via the text widget on this screen.

Share on:

Kohler Pressure Balance Adapter Plate

It is used as an adapter for older style Coralais bath and shower single control valves to be compatible with the newer-style plastic balancing valve (GP71969 cap assembly).
Kohler GENUINE Part
Used with GP71969 cap assembly
Includes o-ring and lube capsule

K-GP30320