WITT Flashback Arrestors for reliable protection against dangerous reverse gas flow and flashbacks in accordance with EN 730-1 / ISO 5175. Every Arrestor 100% tested.
The best Flashback Arrestors in the world.
● a large surface area flame arrestor FA of stainless steel construction extinguishes any dangerous flashback entering the device in any direction
● a temperature-sensitive cut-off valve TV extinguishes sustained flashbacks long before the internal temperature of the arrestors reaches a dangerous level
● a spring-loaded check valve NV prevents slow or sudden reverse gas flow forming explosive mixtures in the gas supply