Kitchen Exhaust-Air Duct

Penetration Item (Size and Type)

Sleeve
O = Optional
R = Required

Point Contact

Assembly Thickness

F Rating

Nelson Product

UL System

Nelson FS Drawing

Max. 24” X 48", 20 GA Aiir Duct & Grease Duct      2 FSP C-AJ-7018 FS-0211
Blanket Types Thermal Ceramics, ETS Schaefer        C-AJ-7024
and Vesuvius        C-AJ-7025