ReznorĀ® Complete Vent Kit, Vertical, Accessory Type: Complete Vent Kit, For Use with: Model UDAS and UDBS Sizes 30-125 Unit Heater
(1) 205884 Concentric Box Assembly, (1) 155631 Exhaust Terminal Assembly, (1) 155635 Combustion Air Inlet Assembly, (2) 207232 Brackets for Attaching Concentric Adapter Box, (1) 53335 Tube of High Temperature Silicone Rubber Sealant