This kit provides a simple, all-in-one solution for installation of a tankless water heater in typical, in-room combustion application. Such installation is typical for garages, basements and other areas with access of fresh air.
In-room combustion refers to the installation method, where TWH's exhaust gases must be vented through the outside wall (usually the one the unit is mounted on), while the intake (fresh air supply) is obtained from the room where the unit is installed. It is important to make sure that there's a constant supply of fresh air to the installed area, such as a window.
This Kit includes all major components for installation of a Takagi tankless water heater with horizontal venting through an outside wall (with thickness of 4-7"):