Rinnai 229318 Condensing Vent Pipe Extension, 2 in./4 in. x 10 in.
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The Rinnai 229318 is a 10 in. concentric vent pipe extension for 2 in./4 in. (60/100) condensing systems, a short section for adding length to the vent run of Rinnai condensing tankless water heaters.
Each piece pairs a 4 in. plastic outer pipe that brings in combustion air with a 2 in. polypropylene inner pipe that carries flue gases out. It fits the Rinnai RU199i, RU180i, RU160i, RU130i, RUR199i, RUR160i, CU199i and CU160i condensing tankless models. Keep the run made of these matching components only, avoid mixing in other vent hardware, and follow the water heater installation manual for the full installation requirements.
Highlights
10 in. straight concentric section
Fits Rinnai RU199i, RU180i, RU160i, RU130i, RUR199i, RUR160i, CU199i and CU160i
PPtl polypropylene components carry no approval for Canadian installations
Plastic 4 in. intake with polypropylene 2 in. exhaust
Specifications
Brand | Rinnai |
Model | 229318 |
Length | 10 in. |
Exhaust (inner) | 2 in. polypropylene |
Intake (outer) | 4 in. plastic |
Size | 2 in./4 in. (60/100 mm) |
Weight | 0.13 lb |