Multifan Poly Ground Transition Housing

Description

Includes Hood, Shutter and Necessary Hardware.

Multifan’s durable poly housing is designed for ventilation over pump out housings.Use it in conjunction with the Multifan Q-style Panel Fan (sold separately).The opening size indicates the size of the hole in the pit cover.

Available in 3 Sizes:

• #10177-18 — 18″ (Opening Size: 23-3/4″ x 23-3/4″)
• #10177-20 — 20″ (Opening Size: 25-1/2″ x 25-1/2″)
• #10177-24 — 24″ (Opening Size: 30-1/2″ x 30-1/2″)