NORITZ Recess Box for Models NR50OD, NR66OD, NRC66OD and NRC71OD Tankless Water Heaters

The RB-510 Recess Box is designed to give more square footage inside the home. This recess box is compatible with NORITZ' NR50OD, NR66OD, NRC66OD, NRC71OD models. It is made for use with outdoor exhaust models.|Made of powder coated steel for use with outdoor (-OD) models|Outdoor installation eliminates venting while creating a clean installation|Installing outdoors will provide more square footage within a home|Accessory is required for the SV conversion for proper operation|Please refer to instruction manual for proper installation|NORITZ offers 1-year warranty on this accessory|Holes will need to be drilled in recess box to accommodate water and gas lines|Accessory is rated for zero clearance to combustibles|In order to perform necessary maintenance on the water heater, 2 in. of clearance is recommended from the front of the recess box|Recess box is designed to be mounted in a wall cavity