pvc yellow exhaust air duct

1.made of fire-retardant pvc material and helix steel wire pvc

2.easily to connect due to flexible

3. enduring the high temperature and oleic acid

4.the end of duct has steel ring and the swinging ring,so Convenient fixed.

5.we have We adopt advanced technology

6.Chinese and foreign customers by the favour

7.the low price ,the high quality.