Round Stack Boot 12" X 3.25" X 7" round Compatible with 7" Duct 7" Diameter compatible with duct 4" |

compatible with duct 4" | 10 in a pack - 4 inch diameter pipe – 20 foot length when connected – 30 gauge thick & made of thick & durable galvanized sheet metal

5" X 8" inch

Actual Front End Outer Dimensions Are 11

Easy Unrestricted Air Flow For Your HVAC System

Round Stack Boot 12" X 3.25" X 7" round Compatible with 7" Duct 7" Diameter compatible with duct 4" |+ Product Details Size The size of a galvanized sheet metal stack boot is 12" 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