8" RADIAL DAMPER - Control Your Airflow on drop ceiling grilles (8" round duct opening) Width_20in with actual outer dimensions of

with actual outer dimensions of 26

Actual Filter Size – 15 3/4"w x 21 3/4" x 1"

Universal size

Actual Filter Size – 23 3/4"w x 9 3/4" x 1"

actual front end outer dimensions are approximately 20 5/8" width X 38 5/8" height -

8" RADIAL DAMPER - Control Your Airflow on drop ceiling grilles (8" round duct opening) Width_20in with actual outer dimensions of+ Product Details Size 8" round duct opening Heavy Gauge Steel Heavier gauge than needed, built for durability and long life in mind, but still very thin. Installation Easy to Install. Design This airflow control component are made to connect to HVAC diffuser and restrict airflow. + Product Description Introducing the 8" Radial Damper Your Solution for Controlled Airflow Experience enhanced indoor comfort with our 8" Radial Damper. Designed to