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公开(公告)号:US20180221696A1
公开(公告)日:2018-08-09
申请号:US15615292
申请日:2017-06-06
摘要: Described herein are a valve assembly, an air vent assembly, an air release assembly, and a moisture detection assembly all suitable for use in connection with a wet pipe network. The valve assembly, the air vent assembly, the air release assembly, and moisture detection assembly are each configured to vent gas (e.g., air) remaining in a piping system when the system is filled with a fluid, and in particular, to vent air in a fire sprinkling system.