Copper Pipe-Tubing

Penetration Item (Size and Type)

Sleeve
O = Optional
R = Required

Point Contact

Assembly Thickness

F Rating

Nelson Product

UL System

Nelson FS Drawing

1" copper      5 2 FSP W-L-1006 FS-0041
2" copper      5 1,2 FSP W-L-1031 FS-0098
4" copper, multiple      3¾,5 1,2 LBS3 W-L-8051 FS-0612
6" copper    X 3¾,5 1,2 ES1399 W-L-1276 FS-0348
6" copper    X 3¾,5 1,2 LBS3 W-L-1334 FS-0590
6" copper  R X 3¾,5 1,2 ES1399/LBS3 W-L-1405 FS-0657