Vent-Line Flame Arrester 4950

Vent-Line / In-Line Flame Arrester


The Protectoseal Series 4950 Vent-Line / In-Line Flame Arresters are designed to be installed in open vent pipes from storage or processing tanks, bleed lines or other vapour conveying lines. The arresters are used to prevent propagation of an external flame source through the vent opening and into the tank. These arresters provide maximum air-flow consistent with operating efficiency and safety.
• Sizes 1″ (DN 25) through 12″ (DN 300)
• FM Approved in 1″ through 12″
• Listed by Underwriters Laboratories in 1″ through 10″
• Suitable for use with vapours equivalent to NEC 500 roup D, IEC Group IIA
• Vertically mounted, circular plate-type flame arrester
• Protects against fire and explosion
• minimises pressure drop under normal operating conditions
• Easy inspection and maintenance
• Factory inspected prior to shipment
• Available in Aluminium, Ductile Iron and Stainless Steel