The PZVR wall sleeve has a proprietary cement coating that bonds to poured concrete unlike cut pieces of PVC pipe or molded PVC sleeves.

Polywater | Hauff-Technik’s PZVR is a well-designed and effective solution to prevent water ingress through wall entrances. The lightweight UPVC design requires no specialequipment to move and can be simply installed in wood or steel formwork.Its proprietary coating creates a homogeneous bond with poured concrete—no puddle flange orengineered ridges needed. This eliminates any space through which water can travel. The endcaps can be secured to the formwork for positioning and keep concrete, dirt,andwater from entering the sleeve. Customizable to the length you need when ordered or cut to size in the field. PZVR will never corrode or rust.

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