-NDC Alarm Check Valve - UNIQUE QUAD https://unique-quad.com/product-category/ndcnippon-dry-chemical-fire-extinguishing-equipment-system/ndc-alarm-check-valve/ Engineering Equipment Mon, 20 Mar 2023 03:26:38 +0000 en-GB hourly 1 https://wordpress.org/?v=6.9.4 https://unique-quad.com/wp-content/uploads/2020/01/cropped-fans-90px-o-32x32.png -NDC Alarm Check Valve - UNIQUE QUAD https://unique-quad.com/product-category/ndcnippon-dry-chemical-fire-extinguishing-equipment-system/ndc-alarm-check-valve/ 32 32 167110696 NDC Alarm Check Valves https://unique-quad.com/product/ndc-alarm-check-valves/ https://unique-quad.com/product/ndc-alarm-check-valves/#respond Mon, 20 Mar 2023 03:20:20 +0000 https://unique-quad.com/?post_type=product&p=4050 NDC NWAV-1 Alarm Check Valves are swing type waterflow alarm check valves intended for use in automatic wet-pipe fire sprinkler system. They activate the fire alarm via the pressure-actuated alarm switch when the water that is flowing into the system is equivalent to the discharge from one or more sprinklers. With the clapper having rubber […]

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