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The Rinnai RHF300F-79 air inlet packing is designed for Rinnai units 431/551/2. This genuine OEM replacement part prevents air leaks and maintains system efficiency. It is precision-engineered for an optimal fit in models 136, 431, 551, and 2.
The Rinnai air inlet packing ensures a tight seal, contributing to the overall performance and longevity of compatible Rinnai units.
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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