Round Stack Boot 10" X 3.25" X 7"- is Compatible with Duct 7" tools + Product Details Size –

+ Product Details Size – 18" x 28" or 28" x 18" is the size for the duct opening measurement only

+ Product Details Perfect Fit & Easy Sizing - Designed for a 14" x 25" OR 25" X 14" duct opening (measured at the opening)

guaranteeing efficient ventilation throughout your space

thanks to its 7/8" margin turnback

+ Product Details Size - 48"w X 24"h is the size for the duct opening measurement only

Round Stack Boot 10" X 3.25" X 7"- is Compatible with Duct 7" tools + Product Details Size –+ Product Details Size The size of a galvanized sheet metal stack boot is 10" X 3. 25" X 7". It is compatible with duct 7". Design The stack boot at the bottom of the stack allows a transition from an ordinary large round or rectangular duct to a thin wall mounted duct. Applications The straight boot is used for a straight line transition going from round pipe or insulated flex duct to wall stack. Premium Quality Our straight round stack boot is made