Rinnai 39 in. Plastic Venting Kit Pipe Extension for High Efficiency and High Efficiency Plus Tankless Water Heaters

Precisely engineered accessories can add even more reliability, convenience and flexibility to Rinnai Tankless Water Heaters. With Rinnai Common Venting, up to 8 tankless water heater units share the same vent system. This allows for significantly fewer wall or roof cuts, less labor, and longer vent lengths than ever possible with single-unit tankless water heater venting.|Concentric venting reduces install time and costs|Engineered concentric venting especially for gas appliances|Easy assembly/adjustment|Concentric venting allows for secure connection|39 in. vent pipe extension|HE universal recess box|White finish|Package quantity 1|Plastic construction|1-year limited warranty