7" Inch Aluminum Hose Flexible Air Duct Pipe for HVAC Flex Ductwork - 10' Feet Long fixed bar + Product Details Size –

+ Product Details Size – 30"w X 28"h is the size for the duct opening measurement only

Adjustable airflow control – Adjustable airflow control: The system allows users to customize the amount of air supply

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

resulting in a non-seamed tubing that can be fitted with a rolled-lipped collar or an angle ring flange

7" Inch Aluminum Hose Flexible Air Duct Pipe for HVAC Flex Ductwork - 10' Feet Long fixed bar + Product Details Size –+ Product Details High Quality Aluminum housing on the outside and on the inside for the best insulation value Energy Efficient Air tight inner core decreases the pressure loss and provides a more hygienic environment high energy efficient No fiberglass erosion into air stream Design Designed to withstand bends and sharp turns without kinking. Tough reinforced metallized polyester jacket tear and puncture resistant Carefully Shrink Wrapped With