

The RINNAI O-RING (Part Number: M10B-2-16) is a crucial gasket & seal for RIN Water Heaters, ensuring proper sealing and preventing leaks. Compatible with various RINNAI models, including RUC, RUR, RU, and more, this o-ring guarantees a watertight seal for your water heater. Trust the quality of this genuine RINNAI part to keep your water heater running efficiently. We know appliances inside and out and will help you find the right part with expert, honest advice.