Rinnai 3 in. / 5 in. Plastic Condensing Venting Termination Extension

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.

• Designed for use with Rinnai SE+ tankless water heaters
• Concentric venting ensures secure connection and easy assembly
• Compatible with M-series boiler