Flame arrester for process devices

Vent assembly

Flame arrester/burner assembly with a multifarious element for preventing deflagrations and extended endurance burning time

Kitchen ventilation system

FACILITY FOR PRODUCING AND TREATING SMOKE

Spark arrestor and methods associated therewith

Combustion controller for combustible gas

Device for protecting a container or a conduit from an explosion

Apparatus and method for blocking flame and spreading heated gas from a broiler flue

Explosion protection venting system