4" Insulated Aluminum Flexible HVAC Duct R-6.0 – 25' Length Sheet Metal/Adjustable Elbow and keep the cold air

and keep the cold air out during the Winter Months

actual front end outer dimensions are approximately 27 5/8" width X 34 5/8" height

it stands as a testament to our commitment to quality

With our extensive selection of Grilles

1/4" - 6518 PSI

4" Insulated Aluminum Flexible HVAC Duct R-6.0 – 25' Length Sheet Metal/Adjustable Elbow and keep the cold air+ 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