Round Stack Boot 10" X 3.25" X 7"- is Compatible with Duct 7" Compatible With Duct 12in + Product Details Size -

+ Product Details Size - 12"w X 10"h is the size for the duct opening measurement only

Cut for precise installation and maximum use - the line finished is 164 ft

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

+ Product Details Size – 32"w X 20"h is the size for the duct opening measurement only

Round Stack Boot 10" X 3.25" X 7"- is Compatible with Duct 7" Compatible With Duct 12in + 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