W400 Gravity Inlet

W400 Wall Air Inlet Cost Effective Way to Ventilate

The W400 Wall Air Inlet is a versatile, all-season inlet that offers air direction control through the use of its bottom deflector louver. The W400 can be mounted to control airflow through a wall by framing in an opening. The W400 inlet has a bottom deflector louver that is used to direct airflow and, if desired, to shut off the inlet.

W400 Wall Air Inlet

Entrada de aire de pared W400

Part 90499
Approx. 490 cfm @ .125 SP
Ship Weight: 1.6 lbs

W400 Wall Air Inlet Rough Opening