7" Insulated Aluminum Flexible HVAC Duct R-6.0 – 25' Length Material_Aluminum Chemical Composition: 6% Silver -

Chemical Composition: 6% Silver - 5% Phosphorus - 80% Copper - Brazing Temperature: Solidus Temperature: 1190°F - Liquidus Temperature: 1460°F

Thickest Vent Covers – Our magnetic vent covers are optimal at 1

+ Product Details Size – 8" x 10" or 10" x 8" is the size for the duct opening measurement only

Designed to last up to three months depending

7" Insulated Aluminum Flexible HVAC Duct R-6.0 – 25' Length Material_Aluminum Chemical Composition: 6% Silver -+ Product Details High Quality Aluminum housing on the outside and on the inside for the best insulation value Insulation A thick blanket of fiberglass insulation provides you with an R Value of 6. 0 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