Fluidyne Flame Arrestor Sandwich Type Flame Arrestors are used where such elements they can be installed in existing pipelines or vent lines between pair of existing flanges along with gaskets. They can be also installed at inlet side of Breather Valves or Vents to act as Flame Arrestor cum Breather Valves or Flame arrestor Vents. Fluidyne Sandwich Type Flame Arrestors are cost and space saving. The limitation is that they are not suitable for very high flow rates as the flame bank diameter is limited by bolt circle diameter of mounting flange. Fluidyne Flame Arrestor Elements and Sandwich Type Flame Arrestors are very commonly used in Vent Lines and along with Breather Valves. These flame arrestors are approved in various chemical petrochemical and projects by L&T, EIL, Tata and other consultants for uses in various applications.