China 40mm fire alarm check valve Manufacturers Factory Suppliers
FireLock NXT™ Series 769N Preaction System Check Valve Available bare, pretrimmed, as a Vic-Quick riser or in a Series 745 FireLock Fire-Pac cabinet Sizes from 1½ – 8″ | DN40 –...
Suppliers of UL listed 300psi vertical horizontal alarm check valves, wet pipe sprinkler system alarm check vavles, fire sprinkler alarm check valves Skip to content No.79, Zhengying 13th St., Shalu...
Reliable fire protection valves are built with the designer and installer in mind, helping you protect lives and preserve property in even the most challenging situations. ... E3 High Pressure Alarm...
Alarm check valve Category System valve Certificate: UL Listed / FM Approved Standard: UL 193 / UL 753, FM 1041 Connection: Flanged ANSI B16.1 Class 125, EN 1092 PN 16, grooved, etc. Feature: Check...
Product Description. Model P Alarm check valves 4"/ 6" are designed for use in wet pipe system and may be installed in the vertical or horizontal position with the appropriate trim package. Model P...
The valve is designed to initiate an alarm during a sustained flow of water (such as the flow required by an open sprinkler) by operating an optional water motor alarm and/or alarm pressure switch....




