Lennox 70W42 Blower Housing 326058-757 swapping to a fresh 47-17719-01

swapping to a fresh 47-17719-01 will restore proper fan-off operation during the heat-reversal phase

Incorporating this condensate management kit ensures the system operates at peak performance while eliminating common error codes related to blocked drainage

Built with a 36-inch capillary and a 3/16" x 14-3/4" nickel-plated bulb

facilitating seamless flow reversal without external bypass piping

If the damper blade is obstructed or the motor fails to rotate to the 'open' position

Lennox 70W42 Blower Housing 326058-757 swapping to a fresh 47-17719-01The Lennox 70W42 Blower Housing is a critical OEM replacement part engineered for precise airflow management in high efficiency furnace and air handler assemblies. Built to fit a flat sided 11 inch by 11 inch configuration, this housing ensures the proper static pressure required for optimal heat exchange and cooling performance. As a veteran technician knows, maintaining the integrity of the centrifugal fan enclosure is vital to preventing surging