Backflow Preventer

(9)One of the shut-off valves is equipped with a barrel filter, which can effectively prevent any waste from entering into the chamber, thereby reducing the possibility of abrasion to the valve parts.

(8)Large valve chamber; light weight; design simplicity facilitates easy installation, maintenance and inline test.

(7)Flanged connection; compact structure applicable for horizontal and vertical installation.

(6)Stainless Steel internal parts provide high strength.

(5)The ductile iron body is in accordance with ASTM A536 and GB1348-88; its internal and external surfaces have epoxy coating applied electro-statically prior to assembly.

(4)Provide maximum flow at low pressure loss.

(3)Straight-through body ensures its working stability during operation.

(2)Highly effective in stopping reverse of flow and back siphonage.

(1)Comply with AWWA C511, AS/NZS 2845.1 and CJ/T160.

Features:

Applicable area: water supply network, industry water distribution system, irrigation, fire protection system, pressure-superposition water supply system. etc

This assembly can prevent the reverse flow, provides a solution to the potential danger in municipal water supply system.