The Rheem AP11934-5 Gasket - Door (Right) is an essential replacement part for Rheem tankless water heaters. This high-quality gasket ensures a tight seal on the right door, preventing leaks and maintaining the efficiency of the unit. Made from durable materials, it is designed to withstand high temperatures and pressure, ensuring longevity. The gasket is easy to install, making it a perfect choice for DIY enthusiasts and professionals alike. By replacing worn or damaged gaskets, you can enhance the performance of your water heater and ensure compliance with safety standards.