insulation combine air duct
inside aluminum foil outside PVC
Diameter :75-750mm (3"-30")
Standard Length:5 /8//25 Feet

insulation combine air duct

we are manufactory

Let business being pleasant and easy!
1.We tack care the quality as our life
2.Reasonable price, We are manufactory.
3.Convenient traffic , around 2 hours to
  Shanghai ,60 km distance to the Ningbo port

Date

a. PVC and aluminum combine duct
b. inside aluminum foil outside PVC
c. Diameter Range :75-750mm (3"-30")
d. Standard Length:5 /8//25 Feet

e. compress rate: 1:16 (10 meter can compress to 0.6 meter )

f. low cost for delivery

It'sa flexible ducting with a reinforced PVC polyester riber

cloth with an encapsulated high tensile steel wire helix.

-Acid and alkali resistance.
-Ideal for use in general purpose exhaust applications including

bathroom fans , furnace mounted humidifier units, air conditioning

and ventilation system.