The VN-VL-L type PROTEGO^® valve is a highly developed vacuum relief valve with excellent flow performance. It is primarily used as a device for relieving vacuum in tanks, containers, and process engineerin...

The in-line detonation flame arresters type PROTEGO^® DA-SB-EO are the newest generation of flame arresters. Based on flow and explosion dynamic calculations as well as decades of field tests, a product lin...