GP76851 Mixer Cap and Pressure Balancing Unit (Shower) Parts Cartridge Compatible with Kohler, Replacement for Rite-Temp and 1/2" Shower Valve GP500520 and GP77759 Parts After Market Replacement
Product description：
1. Controls pressure and regulates temperature to ensure a gracious shower experience, repairing the problem of old equipment leakage and cannot mix hot and cold water correctly.
2.Consists of the parts replace for the #GP500520 and #GP77759， Includes cartridge and cap for 1/2" valve.
3.Please pay attention to the correct installation of the O-ring, the O-ring needs to be placed flat in the groove, dont rotate the ink cartridge, just put it directly.
4. It's After Market Replacement.
replacement for the model#GP500520 and GP77759 for 1/2" Shower Valve,AND Controls pressure and regulates temperature to ensure a gracious shower experience.
For leakage
1.O-ring is the key, must be replaced, and add lubricant, then firmly placed in the correct position.
2. Do not rotate the Cartridge, just put it in, otherwise the O-ring will shift and cause leakage.
3. Tighten the screws to fix the cap and the Cartridge, or will also cause leakage.