Zero Clearance Grease Duct Wrap

Single wall dcl or double wall zero clearance.

Zero clearance grease duct wrap.

Durastack pro installation instructions grease duct pdf 1 6mb. An integrated and modular grease duct with insulation and an outer wall that eliminates the need for a separate fire rated chase or two layers of fire rated wrap all while occupying a smaller footprint. Zero clearance grease duct models z3 z4 are additionally ul 2221 rated to zero clearance to combustibles and have an integral 2 hour fire rated enclosure not requiring a separate fire rated shaft. With its excellent insulating capabilities it is an ideal choice for tight spaces because it protects combustible constructions at zero clearance to the overlap or collar.

Includes a 30 minute 2000 f grease fire test. 3m fire barrier duct wrap 15a is the thinnest standard single layer fire resistant wrap that has passed the ul1978 test which simulates a grease duct fire. 3m fire barrier duct wrap 615 is manufactured with a man made vitreous spun. 3m fire barrier duct wrap 615 is the only fire rated duct wrap product you ll need to help protect grease and air ducts.

All pipe models are ul 1978 grease duct rated to their relative clearance to combustibles single wall double wall air or blanket insulated. 3m fire barrier duct wrap 615 is the only fire rated duct wrap product you ll ever need to help protect both grease ducts and air ducts while passing the necessary fire tests to achieve up to 2 hour fire resistance requirements. Wrap all while occupying a smaller footprint in expensive commercial properties. Rfq duravent grease duct design tips 3 42 clearance to combustibles product options 2 56 installation reduce cost eliminate welding labor while saving time.

Zero clearance grease duct ul 2221 dis3z pdf 1 6mb ul 1978 durastack pro grease duct pdf 3 9mb videos. Duct wrap features zero clearance to combustibles at any location thin and lightweight at 1 1 2 inch thick 6 pcf density butt joints on inside layer save labor. It is flexible and lightweight for easy installation and passes the necessary fire tests to achieve two hour fire resistance requirements. Installed as a two layer system fyrewrap elite 1 5 complies with the international mechanical code imc and uniform mechanical code umc.

Available in 5 to 36 diameters. Fyrewrap elite 1 5 duct insulation is tested per astm e2336 and is acceptable as an alternate to a traditional fire rated shaft. Grease duct may be located at clearance to combustibles in accordance with table 1. It is third party certified to astm e2336 grease duct test standard and iso 6944 air duct test standard.

Grease duct may be located in a corner formed by two combustible walls provided the. Fyrewrap elite 1 5 duct insulation is a two layer flexible enclosure for two hour rated commercial kitchen grease ducts.