Hi-Lo DG91N Flashback Arrestor according to DIN EN ISO 5175-1 avoids dangerous gas mixtures by a gas non-return valve, stops flashback through flame arrestor. A temperature-sensitive cut-off valve stops the gas flow when a predetermined temperature is exceeded.


All flashbacks are 100% safety tested by a qualified and authorised person at regular intervals according to specific regulations. The safety device is to be tested for gas tightness, gas flow and gas return.


Product Number 

Oxygen - HL070318

Fuel Gas - HL070317

DG91N High Flow Flashback Arrestor

SKU: DG9N1-HL07031-
Gas Type