
Work with Confidence
Lisk’s ATEX, IECEx and UL/ULC certified series of hazardous location in-line deflagration flame arrestors is designed to exceed your safety and operational performance requirements where flammable gas and vapors are present improving process safety.
APPLICATIONS
Our ATEX, IECEx and UL/ULC certified hazardous location in-line deflagration flame arrestors can be utilized in a variety of oil & gas applications for IIA (D) gas group.
- Ex-Enclosures
- Piping
- Storage Tanks
- Pharmaceutical
- Gen-Set/Power Gen
- Petrochemical
- Refining
- OnG (Drilling)

Safety and Performance
Our flame arrestor series is manufactured to offer structural durability while minimizing restrictions in the flow path for utmost safety and field performance.
- Bidirectional design stops a flame from either direction in a piping system
- Available in stainless steel, carbon steel, and aluminum housing options
- Available with fixed crimped metal element design
- Available in 302 & 316 stainless steel element options
- Available in sizes 1/4″, 1/2″, 3/4″, 1″, 1 1/2″, 2″, 2 1/2″, 3″ and 4″