Captive Aire Duct Installation

Captiveaire Double Wall Grease Duct. Zeroclearance Grease Duct FyreGuard® Schebler Chimney Systems Double Wall Adjustable Duct, Chimney Standard Installation Single wall grease duct is ETL Listed to UL Standard 1978 - Grease Ducts and CAN/ULC-S662

CaptiveAire's single wall & double wall grease duct are factory-welded for ease of installation and superior performance to traditional site-welded ductwork CaptiveAire makes a double wall grease duct that has insulation between two metal walls

Captive Aire Duct Installation

Double wall grease ducts are listed for a continuous internal temperature of 500°F and intermittent temperatures of 2000°F Double wall grease duct is ETL Listed to UL Standard 1978 and UL Standard 2221- Grease Duct Enclosure Assemblies. Page 1 Non-Welded Double Wall Grease Duct/Type HT Chimney Systems Installation, Operation, and Maintenance Manual FOR YOUR SAFETY TWO MAJOR CAUSES OF GREASE DUCT RELATED FIRES: (1) FAILURE TO MAINTAIN REQUIRED CLEARANCE (AIR SPACE) TO COMBUSTIBLE MATERIALS AND (2) FAILURE TO CLEAN GREASE LADEN DUCTS

Double Wall Grease Duct. Captive‐Aire Systems Incorporated Design Number CAS/FMF 120‐04 FIRE RESISTANT GREASE DUCT CAS Double Wall Duct UL 2221 Internal Fire Test, Condition B - Pass Clearance to Combustibles: 3/4 in CaptiveAire's factory built, listed double wall grease ductwork is ideal for use in applications where clearance to combustibles is needed

Double Wall Grease Duct. The duct sections are constructed of an inner duct wall and an outer wall with insulation in between Products shall be ETL listed to UL-1978 and UL-2221 for venting air and grease vapors from commercial cooking operation