UL Deluge Valve-Flange Type
Introduction: Bsdv-50-Flange type deluge valve, equipped on foam fire fighting device of the fixed wet pipe, constitutes of several foam heads and sprinklers. In case of fire, the deluge valve starts operating by the pressure change as a result of perceptive sprinkler breakage. This then send out the foam-water mixture to all the emit area.The product has been approved by UL standard. UL List No. EX5111.