Armstrong Furnace R42686-001 3-Blade Fan 18" DIA 1/2" Bore 32° Pitch

The Armstrong Furnace R42686-001 is a high-performance three-blade fan used in HVAC systems with a diameter of 18 inches and a 0.5 inch bore size and with a pitch of 32°. This fan blade is suitable for use in various furnace models because it increases the efficiency of airflow in heating and cooling. The blades are three which make air circulation better with less energy use as well to maintain room temperatures. Advantages include an increase in system efficiency, low noise production, and installation ease, to make your HVAC equipment work optimally.