Precisely engineered accessories can add even more reliability, convenience and flexibility to Rinnai Tankless Water Heaters. With Rinnai Common Venting, up to eight 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
Concentric venting allows for secure connection
3 in. / 5 in. Condensing Vent Pipe Extension 19.5 in.
For use with SE+ and SE Series Tankless Water Heaters (Condensing) and M, E, Q Series Boilers
Package quantity 1
1-year limited warranty
*Note. Rinnai is changing the language in its warranty terms and conditions found in the current User Installation manuals. The existing statement will be replaced by the following: “This Limited Warranty applies only to products that are installed in the United States and Canada. Improper installation may void this Limited Warranty. It is recommended that a trained and qualified professional who has attended a Rinnai installation training class complete your installation.” All warranties (old or new manual) will be honored as written above.