The Everbilt Shower Pressure Balance Unit is a replacement part designed for Kohler fixtures, specifically the model number GP800820. Made of durable plastic, this unit is manufactured in Taiwan and comes in a pack of 1. It is a crucial component for maintaining proper water pressure and temperature in your shower, ensuring a comfortable and efficient showering experience. With its reliable brand reputation and precise fit, the Everbilt Shower Pressure Balance Unit is a practical and essential addition to your plumbing system.