HVAC Premium 5'' Inch Flexible Aluminum Ducting Hose Insulated R-8.0 Air Duct Pipe for for Heavy Duty HVAC & Exhaust Ductwork Insulation - 25' Feet Long - in Accordance with UL 181, R-8.0 Pink
High Quality: Aluminum Housing On the Outside and on the Inside For The Best Insulation Value
Air-tight Inner Core Decreases The Pressure Loss and Provides A More Hygienic Environment- High Energy Efficient / No fiberglass erosion into air stream.
Thick Blanket of Fiberglass Insulation: Which Gives You A R-Value of 8.0
Tough Reinforced Metallized Polyester Jacket - Tear and puncture resistant - Air-tight Inner Core - No fiberglass erosion into air stream.
Designed To withhold Bends And Sharp Turns Without Kinking