Fireback arrestor used in pipes

Features: The pattern of flame dousing apparatus is the tiny aperture heat transfer, it ensures the flame dousing Air source is cut off by gas check valve at return to fire course automatically in a twinkling The air source is cut off permanently in th ebackfire cource by temperature control equipmetn, it makes operation more safe and more dependable No having the function of auto-homing, it can't continue the operation Link directly in gas tube system