Selkirk ZeroClear® features an integral fire-rated chase design for zero clearance to combustibles – 

Features and Benefits – Models IPS-Z3/Z4

• Factory-built for high quality, durability, ease of installation and long life
• Stainless steel cylindrical construction, for superior strength at much higher temperatures versus rectangular carbon steel field fabricated systems
• Zero clearance to combustibles with an integral 2-hour fire rating
• 5” to 36” diameters (ID) to fit the wide range of commercial applications and customer specifications
• 3” or 4” wall thickness with high temperature dense fiber insulation to meet stringent temperature requirements
• Available in both stainless and aluminized steel exteriors
• Small footprint with minimal horizontal slope required (1/16” per foot) as compared to field welded/wrapped rectangular duct (1/4” per foot)
• Light weight
• Safety tested to stringent test requirements – UL 1978, UL 2221 and ASTM E-2336; includes a 30-minute, 2000 °F grease fire test
• Array of components and accessories designed to make installation simple and quick
• Backed by Selkirk’s industry-leading Limited Lifetime Warranty for grease duct applications

Typical Exhaust Applications

Commercial – Industrial – Marine   

• Kitchen Hoods
• Food Process Ovens
• Pizza Ovens
• Dishwashers
• Brew Kettle Pots