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Is it necessary to install the bypass pipeline for bypassing the deluge valve in the Sprinkler Systems?

Question asked by xujy27 on Nov 11, 2019
Latest reply on Nov 28, 2019 by faizal_sharin

are there requirements which it should install the bypass pipeline for bypassing the deluge valve in the Sprinkler Systems In the NFPA13 and NFPA15?

Diagram of the bypass pipeline and deluge valve

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