Flex Duct with Tie Strap and Velcro® Strap
Duct Blaster® Flex Duct with Tie and Velcro® Straps
The Duct Blaster® flex duct connects to the round transition piece with a zip tie strap on one end and to the square transition piece with a Velcro® strap on the other end. It is 10 inches in diameter and stretches to 12 feet long. Duct Blaster® transition pieces are sold separately.