Vabink 4"x25' Flexible Aluminum Duct for HVAC, Dryer Vent, Air Intake and Exhaust. Two Stainless Steel Clamps Included Variable fan speed controller 120 volts Clamping Range: 7

Clamping Range: 7

Vabink 14 inch stainless steel clamps are perfectly suited for connecting ducting

suitable for duct size of 12" diameter

25 in (289 -311 mm)

Clamping Range: 9

Vabink 4"x25' Flexible Aluminum Duct for HVAC, Dryer Vent, Air Intake and Exhaust. Two Stainless Steel Clamps Included Variable fan speed controller 120 volts Clamping Range: 74 inch (100 mm) in diameter and 25 feet in length. Strong and flexible duct: 3 layer aluminum foil laminate ducting with built in steel wire spiral structure. Duct can be shortened for various applications and installed easily for dryer vent, kitchen, bathroom, grow room and vent exhaust etc. Temperature range for duct applications: 18C~85C (0~185F). Two stainless steel clamps included in each pack.