T-K4 - 190,000 BTU Natural Gas Indoor Non-Condensing

This 9007667005 Direct Vent Conversion Kit can be used to convert a conventional vent system to a direct vent (or sealed combustion) system. This is a CSA tested Takagi conversion kit. Install this conversion kit in accordance with Takagi's installation instructions and any applicable codes.

For Use with the following models:

T-KJr2/U-IN, T-K4/U-IN, T-D2/U-IN

The 9007670005 Pipe Cover protects the plumbing pipes to the water heater from unexpected adjustments. This pipe cover is fixed to the bottom of the water heater, which hides the plumbing and improves the visual aspects of the whole installation for the water heater.

For Use with the following models:

T-KJr2U-IN, T-KJr2U-OS, T-K4-IN, T-K4-OS, T-K4U-IN, T-K4U-OS, T-D2-IN, T-D2-OS, T-D2U-IN, T-D2U-OS

The 9007666005 Remote Temperature Controller (TK-RE02) allows the output temperature to be adjusted beyond the factory settings, and works as a diagnostic tool for error codes.
(Not compatible with the Ultra-Low NOx models)

For Use with the following models:

T-KJr2-IN, T-KJr2-OS,  T-K4-IN, T-K4-OS

The 9007604005 Lead Free Isolation Valves & Pressure Relief Valves are used to isolate a unit for service. The Pressure Relief Valve is to help protect the unit and release if the pressure in the tankless water heater or hot water system exceeds 150 psi and up to 200,000 BTUs. For 3/4" water lines. (1953 Compliant)

For Use with the following models:

TK-110C-NI, TK-310C-NI, TK-510C-NI, T-KJr2/U, T-K4/U, T-D2/U, T-H3M, T-H3J, T-H3S, T-H3