Carrier LA21RB554 Inducer Blower Wheel

The Carrier LA21RB554 is an Inducer Blower Wheel, an essential part of furnaces. It is a steel-built model of a fan with a diameter of 6.5" and a width of 2.75". Although is small and irregular in shape it assuress compatibility with the designated Carrier units. It is useful for the safe and proper running of the furnace. It draws combustion air from outside and creates a negative pressure within the furnace. The negative pressure is necessary for the proper extraction of flue gases out of the system while this air is essentialin the efficient burning of fuels. Efficient furnace function is made possible by the proper fresh air supply and exhaust removal system.