Natural Gas Input Min. 11,000 Btu  Max. 190,000 Btu 
LPG Input Min. 11,000 Btu  Max. 190,000 Btu 
Gas Connection 3/4" NPT   
Water Connection 3/4" NPT   
Natural Gas Pressure Inlet Min. 5.0" W.C.  Max. 10.5" W.C. 
Weight 40 lbs   
Dimensions 20.5" x 13.8" x 8.5"   
Ignition Electronic Ignition   
Electrical Supply AC 120V (60 Hz)   
Water Pressure Min. 15 psi  Max. 150 psi 
Natural Manifold Pressure 2.8" W.C.   
LP Manifold Pressure 3.2" W.C.   
TK-RE02
Temperature Remote Controller

The TK-RE02 Temperature Remote Controller allows the output temperature to be adjusted beyond the factory settings, and works as a diagnostic tool for error codes.

TK-RB02
Recess Box
The TK-RB02 completely houses the tankless hot water unit and allows it to be completely recessed into a wall for a smooth, almost seamless look. It is just over 14 inches wide so it easily fits in-between the studs.
TK-RB02 Spec. Sheet
TK-PC01
Pipe Cover
The TK-PC01 Pipe cover is designed to be attached directly to the bottom side of the unit to provide a cover for the pipe connection entry.
TK-IV-01R-AB
Lead Free Isolation Valves & Pressure Relief Valve
Isolation 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. (Made for use with Recess Box) (1953 compliant)
TK-IV-01R
Isolation Valves & Pressure Relief Valve
Isolation 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. (Made for use with Recess Box)
TK-IV-01-AB
Lead free Isolation Valves & Pressure Relief Valve
Lead free Isolation 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. (1953 Compliant)
TK-IV-01
Isolation Valves & Pressure Relief Valve
Isolation 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.