York S1-373-39477-002 Burner Wrapper Box Kit 3-Cell

The York S1-373-39477-002 Burner Wrapper Box Kit is part of a gas furnace that is meant to enhance the efficiency and reliability of the heating equipment. This kit is for 33” gas furnaces and has a 3-cell box capability of 60 MBH or 2000 thousand BTU per hour. The burner wrapper shields the burner assembly from outside contaminants and guarantees efficient combustion. The wrapper box enhances the efficiency and reliability of the furnace due to the provision of adequate insulation and minimization of heat loss. Due to its heavy construction and fit ensures high performance, durability, and safety standards of the furnaces.