The deflagration proof V/SV-AD type PROTEGO® valve is a highly developed vacuum relief valve for high flow capacities with an integrated flame arrester unit. It is primarily used as a safety device for fla...

The P/EL type PROTEGO® valve is a highly developed pressure relief valve. It is primarily used as a device for relieving pressure in tanks, containers and process engineering equipment. The valve protect a...

The PROTEGO® BE/HR-E-IIB3 end-of-line deflagration flame arrester was specifically developed for vessels which are not pressurized and store Ethanol or other alcohols. The combustion of alcohol requires a ...

The deflagration-proof and endurance burning-proof PV/EBR type PROTEGO® valve is a highly developed combined pressure/ vacuum relief valve for high flow capacities with an integrated flame arrester. It is ...

PROTEGO® ITV-S in-tank valves are used in storage tanks for cryogenic liquids in order to seal off discharge lines in the event of an accident or emergency. These devices meet the requirements of API 625.

The PROTEGO® type TS/… series of hydraulic flame arresters are mainly designed to protect process plants which are connected to waste thermal combustion units. Hydraulic flame arresters of the TS/… ser...

The PROTEGO® in-line valve DV/ZT-F is a state-of-the-art pressure and vacuum relief valve. Typically, the valve is installed in the in-breathing and out-breathing lines of tanks, vessels, and process equip...

PROTEGO® SI/DP  Internal Safety Valves  (in-tank valves) are used as additional Shut-off Valves for double-walled containers, e.g., for storing liquefied gases, cryogenic gases, or other low...

The PROTEGO® Type PM-HF pilot-controlled diaphragm valve is a highly developed valve for pressure and vacuum relief. Primarily used as a device for outbreathing in tanks, vessels, and process engineering e...

The PROTEGO® DA-G series is a compact in-line detonation flame arrester for installation in pipes with diameters up to 3“ and is used, for example, in industrial applications such as gas analysis lines. ...