Description
Rinnai 109000238 Gasket Kit — RU80/RU98 Indoor & Exterior Models
The Rinnai 109000238 is an OEM replacement gasket kit designed specifically for Rinnai RU80 and RU98 series tankless water heaters in both indoor and exterior configurations. Engineered to Rinnai’s precise tolerances, this gasket kit restores a reliable, leak-free seal and helps maintain the peak performance and efficiency your tankless system was designed to deliver.
Key Features
- OEM Rinnai replacement part — engineered for exact fit and function
- Compatible with Rinnai RU80 and RU98 tankless water heater models
- Suitable for both indoor (I) and exterior (E) unit installations
- Restores proper sealing to prevent leaks and maintain system integrity
- Supports long-term reliability and extends equipment service life
- Part of Rinnai’s genuine replacement parts program for professional technicians
Compatibility
- Rinnai RU80 Series Tankless Water Heaters (Indoor & Exterior)
- Rinnai RU98 Series Tankless Water Heaters (Indoor & Exterior)
Why Choose OEM Rinnai Parts?
Using genuine Rinnai replacement components ensures your repair meets the manufacturer’s original specifications. OEM gaskets provide the correct material composition and dimensional accuracy to maintain water-tight seals under the thermal and pressure cycling demands of a high-efficiency condensing tankless water heater.
Product Details
- Brand: Rinnai
- Part Number: 109000238
- Part Type: Gasket Kit
- Application: Tankless Water Heater







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