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Handle direction on and off positions

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DK Hardware 2026-03-11 – 09:36:47
Technical Team

The PROLINE 107-135 PVC ball valve uses a quarter-turn handle. When the handle is aligned parallel to the valve body (pipe), it is in the ON (open) position. When turned 90 degrees perpendicular to the valve body, it is in the OFF (closed) position.

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