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. ...

The PROTEGO® BE/HK-E 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 modified flame a...

The PROTEGO® LDA-W liquid detonation flame arrester was developed for storage container filling lines that are not continuously filled with product and sometimes contain a combustible mixture. The device i...

The PROTEGO® in-line valve DZ/T-F is a state-of-the-art pressure or vacuum relief valve for higher system pressures. Typically, the valve is installed in the in-breathing or outbreathing lines of tanks, ve...

The PROTEGO® in-line valve DV/ZU is a state-of-the-art pressure and vacuum relief valve with separate flange connections for pressure and vacuum breathing. Typically, the valve is installed in the in-breat...

The deflagration proof gauging pipes with integrated flame arresters type PROTEGO® PU are used for explosion-proof gauging of tank contents. The gauging pipes of type PROTEGO® PU consist...

The deflagration-proof and endurance burning-proof P/EBR type PROTEGO® valve is a highly developed pressure relief valve for large flows with an integrated flame arrester unit. It is primarily used as a de...

The in-line deflagration flame arresters type PROTEGO® FA-I-PTFE are the latest generation of flame arresters and are distinguished by their unique resistance to adhesive and corrosive media. The use of fl...

The PROTEGO® LH/EB end-of-line deflagration flame arrester is used to protect process engineering apparatus and vessels which are not pressurized and process Methane/Air mixtures. The device provides prote...