Hi-Lo DGN Non-reset flashback arrestor is a gas safety device for single cylinders, tapping points and distribution lines according to EN 730-1 / ISO 5175. The DGN flashback avoids dangerous gas mixtures by a gas non-return valve.
 
The Hi-Lo Non-rest DGN has been designed with a dust filter to protect the gas non-return valve against contamination. The safety devices are to be tested by a qualified and authorised person at regular intervals according to specific regulations.
 
Product Numbers: 
Oxygen - HL070301
Fuel Gas - HL070302
 
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