Flexible duct:

1,Material: PVC flam-resistant static-free fabric with steel wire outside.

500x500D  denier   made of high tenacity polyester weave, PVC coated on both sides,     Fabric W'T-500gr/sq.m

2,Size:width:4" to 60" length:1m to 40m (or according to customer's request)

3,Main color: yellow,red,orange ect.

4,Application:

With the strong points of enduring high temparature,acid,alkali,oleic acid,and it's harmful liquid state gas ect.Widely used in these working environment such as  tunnel, basement, ship building or electric soldering and waste gas exhaust out ,keep more savely and effectively during working.