16" Insulated Aluminum Flexible HVAC Duct R-4.2 – 25' Length 18" Round Duct Pipe you're covered by our 100%

you're covered by our 100% Money Back Guarantee

High Quality – Solid rigid steel body for durability and reliability

12"w X 4"h Is The Size For The Duct Opening Measurement Only

R Value Rating of Insulation - R3

Elevate your living space with this sophisticated addition

16" Insulated Aluminum Flexible HVAC Duct R-4.2 – 25' Length 18" Round Duct Pipe you're covered by our 100%+ 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 4. 2 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