Vacuum breaker valve type VBS

Bremer vacuum breaker valves type VBS are reliable and simple pipeline surge control maintenance free components.

When draining the line, or in case of pump failure, internal pressure drops below atmospheric pressure, the valve automatically opens quickly permitting air to enter the pipe and prevent it from damages due to vacuum conditions.  

General features:  

• Connection flanged #150 RF or DIN PN 16/40
• Compact design·         
• Body material ASTM A182 F51 (bar stock)
• HDPE 500 plug
• EPDM o-rings
• Air orifice of the same DN size, which ensures great air flow
• Simple and reliable design
• Maintenence free
• Spring cartridge replaceble under pressure – different spring load available