7" Insulated Aluminum Flexible HVAC Duct R-6.0 – 25' Length Round Damper Ring actual front end outer dimensions

actual front end outer dimensions are approximately 16 5/8" width X 27 5/8" height

Actual Filter Size – 11 3/4"w x 7 3/4" x 1"

Actual Filter Size – 11 3/4"w x 33 3/4" x 1"

actual front end outer dimensions are approximately 28 5/8" width X 34 5/8" height

actual front end outer dimensions are approximately 27 5/8" width X 27 5/8" height

7" Insulated Aluminum Flexible HVAC Duct R-6.0 – 25' Length Round Damper Ring actual front end outer dimensions+ 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