Cast Iron
Alarm Check Valve is used in fire sprinkler system for control closed sprinkler head. it can be mounting as Vertical or Horizaontal type.
1- Body/Bonnet: Ductile Iron GGG50
2- Size: DN65, DN100; DN125, DN150; DN200
3- Working pressure: 12 Bar/ 175psi
4- Accessories: Water Flow Pressure Alarm Switch, Retard Chamber, Pressure Gauge, Drain Valve, Pipes tube, etc...
5- Connection: Flanged x Flanged;
6- Standard Coating, thickness above 300 micron
Company Profile
Suzhou Walter Flow Control Equipment Co., Ltd. are a professional company specializing in fluid & firefighting equipment.
We do, and always will, fashion our long time business relationships from advanced technology, excellent quality and good service.
Walter Flow Control supplies products with FM, UL, CE and all other relevant certificates for use in Water Reticulation and Treatment Systems, Fire-fighting Projects, High Rise Buildings, the Oil, Gas and Chemical Industries etc.
Company Products
Valves: Gate Valve, Butterfly Valve, Check Valve, Automatic Hydraulic Control Valve, Air Release Valve, Globe Valve, Ball Valve, Strainer, Pipeline products, etc.
Firefighting: Fire Sprinklers, Wet Alarm Check Valve, Deluge Valve, Water Flow Detector, Foam Extinguisher System, Gas Extinguisher System and Fire Hydrant System, Fire Hose, Fire Hose Reel, Fire Monitor, etc.
Standard & Certificates
Walter products are design acc. to DIN, BS, ANSI, AWWA, EN, ISO,AS, API standard and relevant products can be provided with FM approval, UL listed, CE certificates.
Company Philosophy
Processing every enquiry efficiently
Treating every order seriously
Serving every customer considerately
Choose us, reap success
Audited Supplier 
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