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Rainwater Harvesting – Backflow Prevention – Vertical Prevention Valve

A backflow valve mounted on a vertical drain pipe is often the only way of protecting a building against flooding.
The valve has successfully passed a series of tests required by the EN 13564 standard and received the CE mark. Studies conducted by independent, external laboratory showed excellent eefficiency and eeffectiveness of valves in the upright position.
The designed manual closure, allows you to use it also in a vertical position, and provides the possibility to verify proper valve operation without removing the cover.
