Are shower valves universal?

First, you absolutely CANNOT mix manufacturers on trim and rough-in valves. In fact, even within one manufacturer, they have many valves and the trims are not interchangeable. Shower sets are not always sold as separate trim and rough. In hardware stores and home centers they are almost always sold aa a complete set.

How to identify single control Bath and shower valve?

This allows you to expose the valve for proper identification. For assistance with removing the trim, refer to “Identify and Remove Single-Control Bath and Shower Trim”. Once the trim is removed, refer to the information below to identify your shower valve.

What kind of shower valve does Kohler use?

Cartridge features square metal stem. Cartridge held in place by a bonnet. Sculpted acrylic handle lifts up, then rotates left to right to adjust temperature. Came as a pressure balanced and non-pressure balanced option. Valve cartridge GP30413 may resolve leaking from the showerhead or spout.

How do you remove a Kohler shower handle?

Using a Phillips screwdriver, unthread the two screws and remove the handle sleeve, shroud, and faceplate. If applicable, use a flat-blade screwdriver to remove the pin from the adaptor. Unthread and remove the adaptor from the valve.

Where is the mixer Cap on a Kohler shower valve?

Another resource to help you identify your bath/shower valve is this interactive flow chart that will guide you through the identification process. Black mixer cap has 2 screws located at 3 and 9 o’clock that screw the cap to the brass valve body. Features a red or black temperature limit stop attached to stem of the mixer cap.

This allows you to expose the valve for proper identification. For assistance with removing the trim, refer to “Identify and Remove Single-Control Bath and Shower Trim”. Once the trim is removed, refer to the information below to identify your shower valve.

How does a Kohler shower control valve work?

The brass, round, splined stem rotates clockwise to turn on. Push or push/pull diverter diverts water from the bottom port outlet to the top port outlet. Note: The K-305 Rite-Temp Diverter Valve features a smooth diverter stem. The K-11748 features a threaded diverter stem. Reference the photo below for more detail.

What kind of PBU does a Kohler shower valve have?

The valve had a PBU with smooth o-rings. The K-2971 has a PBU with notched o-rings. The PBU GP1144925 is interchangeable and used with both the K-306 and K-2971. Black mixer cap has 2 screws located at 3 and 9 o’clock that screw the cap to the brass valve body. The square brass stem rotates clockwise to turn on. Manufactured from 1997-2004.

What kind of pressure balancing unit does Kohler shower use?

Valve cartridge GP30413 may resolve leaking from the showerhead or spout. Pressure Balancing Unit (PBU), if included, GP800820 may resolve temperature issues.