Tunnels in inflatable opaline PVC

Tunnels in inflatable opaline PVC thickness 0.30 mm made from high-frequency welding, for flanges diameters 186 mm, 250, 300, 400, 487, 637 and others, variable length according to customer’s request. In order to ensure a perfect seal on the channeling of the passages, they are provided at the ends of NBR O-rings incorporated in the PVC by means of high-frequency welding.

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