18" Insulated Aluminum Flexible HVAC Duct R-6.0 – 25' Length Mounting Bracket + Product Details Size –

+ Product Details Size – 10" X 10" is the size for the drywall opening measurement only

+ Product Details Size & Compatibility – The size of sheet metal pipe is 4" round x 24"long

actual front end outer dimensions are approximately 14 5/8" width X 38 5/8" height -

HVAC Premium has been providing superior in quality service for many many years

+ Product Details Size - 34"w X 18"h is the size for the duct opening measurement only

18" Insulated Aluminum Flexible HVAC Duct R-6.0 – 25' Length Mounting Bracket + Product Details Size –+ 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