***pvc flexible duct***

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== Made of fire-retardant PVC material and helix steel wire

== Easily to connect due to flexible

== Enduring the high temperature and oleic acid

==Schlep easily wherever exhaust and inhalation the air in the field       condition due to light-weight

***pvc carry bag***

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 pvc material can Can make to order according to the demand of

 customer.it have two main style.