12 Inch Insulated Flexible Duct For HVAC Ducting And Exhaust, Heavy Duty R-4.2 Glass Fiber Insulated AC Duct, Aluminum Foil Wrapped, High Temperature Resistant Flex Duct For Efficient Air Flow

12-Inch Insulated Flexible HVAC Duct (1 piece) for Ducting
✔️ Heavy-duty 12 inch foil-wrapped duct with R-4.2 glass wool

Our 12-inch insulated flexible duct is designed for HVAC ducting and exhausts, featuring thick aluminum foil wrapping and glass fiber insulation for high temp resistance and quiet operation. Ideal for central air conditioning, fresh air systems, and mechanical exhaust lines in residential or light commercial setups.

✅ 12 inch diameter flexible duct with heavy-duty aluminum foil outer layer and spiral steel core
✅ Glass wool insulation provides R-4.2 thermal rating and temperature range -4℃ to 454℃
✅ Noise reduction up to 85% thanks to fluffy insulation and dense interior
✅ Suitable for high, medium, and low pressure ventilation without corrosive gases

💡 What is a 12 inch insulated flexible duct typically used for in HVAC systems?

It's a handy way to move conditioned air while cutting heat loss and reducing noise in residential and commercial setups. - Handy for delivering conditioned air in home or small business HVAC - Fits tight runs and flexible routing in central ventilation and exhaust - Works with R-4.2 glass wool insulation for energy efficiency and temperature stability