Screw End Vacuum Breaker Single Orifice Air Valve (QB1)

We actively and extensively collect customer needs and promote technological innovation to create high-quality and satisfactory Tilting Disc Check Valve RF End, soft seat ball valve, Lined Diaphragm Valve Flange End. We are committed to satisfying the diversified and personalized needs of customers, and we are dedicated to providing customers with a professional and reliable service window, so that customers can obtain value-for-money services. In the course of years of development, a complete customer service system, sales plan system, talent training system and management system have been established in our company. We have formulated a strict and user-friendly after-sales service system, because we are well aware of the importance of after-sales service to the development of an enterprise.

Vacuum breaker Valve, Vacuum breaker gate valve, gate valve with breaker.

For critical applications where vacuum protection is a must or where column separation is predicated, a vacuum breaker is used. The valve works automatically once there is negative pressure or vacuum raised in pipeline and tank, to prevent other equipment from broken, concave cracks. The Vacuum breaker valve is mounted at critical pipeline high points, tanks or penstocks and allows for rapid inflow of atmospheric air to reduce vacuum conditions in piping systems.

Specifications:

Size: 8inch(DN200)

Pressure: 150LB(PN25)

Material: WCB

Connection: Flange with breaker 

Operation: Rotork electric actuator

Features:

1.Full flow areas offer maximum vacuum protection for pipelines and tanks

2.optional in flow preventer.

3.Resilient seals provide drop tight seating

4.Connection for optional air release valve –to vent entrained air

5.Quick response without electricity 

6.Long service time

Our concentrate on should be to consolidate and enhance the quality and service of present products, meanwhile consistently produce new products to meet unique customers' demands for Screw End Vacuum Breaker Single Orifice Air Valve (QB1). We are anticipating to cooperate with you around the basis of mutual added benefits and common development. We have been ready to share our knowledge of advertising worldwide and recommend you suitable products at most aggressive costs.