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The RINNAI M10B-2-18 O-Ring provides a secure, leak-resistant seal for water connections in HVAC and water heating systems. This genuine OEM replacement part is engineered for a precise fit, ensuring your water heater operates efficiently and meets original manufacturer standards. Designed for all water heaters 2KT.
The Rinnai M10B-2-18 O-Ring ensures efficient water heater operation and meets original manufacturer standards.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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