supply of flash back arrestor , flash back arrestor (dry type) for regulator end of oxygen lines to prevent flash backs in oxy fuel system conforming to en 730/iso 5175-1/is 11006 standards with flame arrestor (fa) and non-return valve (nrv) and thermal cut off valve (tv) working pressure:15 bar. end connections g 3/8 rh to en 560/iso 3253 standards. make: messer (dgn oxy) or esab or gce (fr-34 r oxy) or weldstar or witt or similar. [ warranty period: 30 months after the da te of delivery ] ] , flash back arrestor (dry type) for torch end of acetylene/lpg lines to prevent flash backs in oxy fuel system conforming to en 730/iso 5175 -1/is 11006 standards with flame arrestor (fa) and non-return valve (nrv) working pressure: 1.5 bar for acetylene/5.0 bar for lpg end connections g 3/8 l h to en 560/iso 3253 standards. make: messer (dgn oxy) or esab or gce (fr-34 r oxy) or weldstar or witt or similar. [ warranty period: 30 months after the date of delivery ] ] , flash back arrestor (dry type) for regulator end of acetylene/lpg lines to prevent flash backs in oxy fuel system conforming to en 730/iso 517 5-1/is11006 standards with flame arrestor (fa) and non-return valve (nrv) and thermal cut off valve (tv) working pressure: 1.5 bar for acetylene/5.0 bar for l pg. end connections g 3/8 lh to en 560/iso 3253 standards. make: messer (dgn oxy) or esabor gce (fr-34 r oxy) or weldstar or witt or similar. [ warra nty period: 30 months after the date of delivery ] ] , flash back arrestor (dry type) for torch end of oxygen lines to prevent flash backs in oxy fuel system conforming to en 730/iso 5175-1/is 1100 6 standards with flamearrestor (fa) and non-return valve (nrv) working pressure: 15 bar end connections g3/8 rh to en 560/iso 3253 standards. make: mes ser (dgn oxy) or esab or gce (fr-34 r oxy) or weldstar or witt or similar. [ warranty period: 30 months after the date of delivery ] ]