4 Inch Duct Clamps For Air Ducting, Hoses, and Exhaust Ventilation Adjustable

Description

Made of high quality stainless steel, rust proof, water proof, corrosion-resistant, strong, durable and long lasting use.
Adopts an open inner and outer ring structure and fastened with bolts. can lock the hose very tightly, leak proof, and ensure of clamps longlasting, lock construction.
Designed to secure duct components together, such as ducting and bathroom exhaust fans, or can be applied to secure hoses,cable, tube, industrial, home improvement etc.
Just loosen or tighten the screw of hose clamp by a screwdriver to adjust the size, for a super secure fit.
Flexible adjustable size range, It can be used together with our Vent cover, Duct Reducer and Bath ventilation fan.
4 Inch Duct Clamps for 4" HVAC Air Ducting, Hoses, & Fans