supply of flash arrestor (dry type) for regulatorflash arrestor (dry type) for regulator,flash arrestor (dry type) for regulator end oxygen lines to prevent flash bac k in oxy fuel system conforming to en 730/iso 5175-1/15 11006 standards with flame arrestor (fa) and non-return valve(nrv) and thermal cut off valve(tv) working pressure 15 bar end connection g 3/8 rh to en 560/iso 3253 standards. make -messer (dgn oxy) or gce (fr-34 r oxy ) or witt (oxygen rf53n) only. note: 1) offers on oems or their authorised dealers enclosin g valied authorised dealership clarification on will be considered. 2) the suppliers shall se nd test certification from govt. authorised test house in case of international brand. the test certificate from reputed institute like bam germany is mandatory. 3) the supplier shoul d have equipment for testing of flash back arrestors and calibration. [ warranty period: 30 months after the date of delivery ] ] => limited