The Rinnai Horizontal Termination Kit, part number 223181, is a venting component designed for use with compatible Rinnai non-condensing tankless water heaters. This kit provides a complete solution for terminating the vent system through an exterior wall.
The termination kit features a concentric vent design, combining intake air and exhaust into a single penetration through the wall. Its telescoping configuration and included elbow allow for flexible installation while maintaining proper vent alignment and system performance.
What’s Included: Termination assembly, concentric elbow, and wall plates for vent system installation.
Installation Limits: Intended for horizontal vent termination on compatible non-condensing tankless water heaters using concentric venting systems.
Compatibility: Compatible with many Rinnai non-condensing indoor tankless water heaters including RL, RE, and RU series models.