8" Round Side Takeoff With Airtight Stick on Base with filter + Product Details Size – 4 X 12 Is CRFG2028 Width_14in

+ Product Details Size – 30"w X 10"h is the size for the duct opening measurement only

+ Product Details Perfect Fit & Easy Sizing - Designed for a 30" x 12" OR 12" x 30" duct opening (measured at the opening)

+ Product Details Perfect Fit & Easy Sizing - Designed for a 18" x 22" OR 22" x 18" duct opening (measured at the opening)

Durable stamped steel construction ensures long-lasting performance

specifically designed for the 45mm Ratcheting Tubing Cutter

8" Round Side Takeoff With Airtight Stick on Base with filter + Product Details Size – 4 X 12 Is CRFG2028 Width_14in + Product Details Size – 30"w X 10"h is the size for the duct opening measurement only + Product Details Perfect Fit & Easy Sizing Designed for a 30" x 12" OR 12" x 30" duct opening (measured at the opening)