[Durable Material]The flashback arrestors are made of solid copper, making them strong and long-lasting
[Operating Pressures]The oxygen check valve can withstand up to 15bar/210PSI, while the acetylene check valve has a maximum capacity of 1.5bar/21PSI
[Check Valve Function]With a unidirectional flow design, the flashback arrestor ensures gas only moves forward and prevents backward flow, thereby safeguarding against accidents
[Installation Note]This device should be installed between the regulator and the hose. Additionally, the acetylene arrestor included can also be utilized for Propane or Mapp gas
[Specification]Features standard "B" fittings (9/16"-18 UNF), which are compatible with the majority of twin hoses