Speedi-Products Insulated Flexible Ducts Are Used For Use In Heating And Air Conditioning Systems And In Venting Applications.
Speedi-Products Insulated Flexible Ducts have a bendable construction for long lasting durability and flexibility. Features an ethylene sleeve and a metalized exterior jacket for strength and performance. Comes with an easy to identify silver coloring. Choose from R Values of 4, 6 or 8. Available in lengths of 12 ft. or 25 ft. Ranges in diameter from 4 in. to 20 in. to fit the job at hand. Ducts are ETL Listed, meeting the UL181 standard.