
The product is made up of stainless steel with elegant and delicate appearance, and has an excellent performance with intensive strength and strong corrosion resistance ability. Especially the products are suitable for installing at the inlet mains before entering into housing units of buildings and residential communities. With regards to various “cross-connection” existing in piping system, the backflow preventer could well ensure safe connection with municipal water piping system to protect the potable water supply from backflow contamination.

Technical Features
A.Full stainless steel manufacture, with intensive strength and elegant appearance, conforming to requirements of hygiene regulations.
B.Compact structure attributes to horizontal and vertical installation in small space or short distance.
C.High protection class to secondary contamination, ensuring water pipeline free from backpressure or backsiphonage reverse.
D.Smooth waterway and wide valve body construction; Double separate check valve designed structure keeps a smooth operating condition.
E.Streamline design of main valve disc with low flow friction, having proper flow state and providing with low pressure losses at the highest speed of flow rate.
F.Wide chamber designed structure with threaded end and light weight; convenient installation, maintenance, and inspection.
G.Both end inspecting valves are stainless steel ball valve with testing port, durable service and convenient inspecting.

Main Dimensions and Weight
