Again, it is impossible

03.04.2017 | комментариев 0 | раздел: Стены

Again, it is impossible to sharply open or block the valve, which significantly limits its use as a shut -off valves, when there is a need to quickly overlap the flow of coolant. The ball crane also has a small drawback, which consists in the fact that there is a cavity between the crane housing and the shut -off ball, where even after the full drain of the pipeline, liquid remains.

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