Steel construction
Use for T-bar ceiling
Perforated faceplate
Adjustable deflectors
Removable hinged face for easy air flow adjustment and cleaning
Overall size 23-3/4”×23-3/4” (24“×24″ openings)
Accept model #403101 butterfly damper (6”-14”)
Fixed collar 6” to 14”
Formed metal back panel
White durable finish