12 Inch Insulated Duct,HVAC Insulation Duct,Insulated Flex Duct, AC Fleixble Duct,HVAC Ducting, Insulation Duct,12''25 'Insulated Flexible Ducting,R-4.2 for Heavy Duty HVAC & Exhaust Ductwork

Description

🌀 Stay cool, quiet, and in control with the ultimate insulated flex duct!

This 12-inch, 25-foot insulated flexible duct features R-4.2 Owens Corning glass wool insulation for superior thermal resistance (-4℃ to 454℃) and noise reduction up to 85%. Constructed with thick aluminum foil and elastic spiral steel wire, it offers heavy-duty durability and effortless flexibility, making it perfect for a wide range of HVAC and ventilation systems.