Lorch safety blow-off valves supplied with a certificate of compliance. These valves are designed to protect tools and gauges from damage if pressure becomes too great by relieving excess pressure.  

This range of safety valves are manufactured and tested in accordance to the regulations (DIN 3320.AD SHEET A2/A4) which meets applicable specifications both nationally and internationally. Compliance with the component test report, by the identification the manufacture provides a guarantee for the specified setting values.