8" BUTTERFLY DAMPER - Control Your Airflow on drop ceiling grilles of 24x24 (8" round duct opening) Aluminum Bar Design – Removable door/face for

Design – Removable door/face for easy filter change & cleaning - uses a 1" thick filter

Energy Efficient – Air-tight inner core decreases the pressure loss and provides a more hygienic environment - high energy efficient / No fiberglass erosion into air stream

finished in sleek chrome

+ Product Details Size – 16"w X 8"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 18 5/8" width X 27 5/8" height

8" BUTTERFLY DAMPER - Control Your Airflow on drop ceiling grilles of 24x24 (8" round duct opening) Aluminum Bar Design – Removable door/face forControl Your Airflow on drop ceiling grilles See our separate listing for T Bar supply grille Check Out This Asin For Matching T Bar Drop Ceiling Grille: B007CNEJZK These are airflow control components made to connect to supply grilles of the drop ceiling, the T Bar vent covers. See our separate listing of T Bar Supply Grilles. Metal Fab A brand you can trust. Some of our best features aren't readily apparent, but youll appreciate the benefits over a