This is a 8-feet UL Listed flexible metal (semi-rigid) transition duct attached to one Close Elbow. The original Close Elbow by Builder's Best is designed to make 90˚ turns within 4″

Maximum velocity for this duct is 5,000 FPM. Temperature can range from - 100 degrees Fahrenheit to + 430 degrees Fahrenheit

UL Listed and Labelled: Complies with all clothes dryer manufacturer recommendations

Comes with 2 additional steel screw clamps

Quality made in the USA by Builder's Best, Inc. Builder's Best brand is a US registered trademark. SAF-T-DUCT is a registered trademark by Builder's Best, Inc. SAF-T-DUCT Dryer Venting is the trusted solution for professional installers nationwide. It meets all clothes dryer manufacturer specifications