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May 31, 2020 What is the role of roof fire hydrantFire hydrants for inspection and testing should be installed on the roof of high-rise buildings for use by the unit and the fire brigade to regularly
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May 31, 2020 System composition of fire hydrantSystem composition of fire hydrant 1. Fire hydrant equipment. It consists of water gun, hose and fire hydrant. 2. Water supply network. It is compos
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May 10, 2020 Double port double valve fire hydrantThe double-port double-valve hydrant is a type of indoor fire hydrant. The "Code for Fire Protection Design of High-Rise Civil Buildings" stipulates t
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May 10, 2020 Outdoor direct-buried telescopic fire hydrantThe outdoor direct-buried telescopic fire hydrant is a fire hydrant which has the characteristics of usually shrinking the fire hydrant below the grou
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