Non-Metallic Pipe

Penetration Item (Size and Type)

Point Contact

Assembly Thickness

F Rating

Nelson Product

UL System

Nelson FS Drawing

¾" max. dia. multiple, SDR9 (PEX)    G500 design 1 LBS3 F-E-2020 FS-0565
2" Sch. 40 PVC, ABS, CPVC    G500 design 1 WRS3/LBS3 F-E-2024 FS-0627
4" Sch. 40 PVC, ABS, CPVC    G500 design 1 WRS3/LBS3 F-E-2025 FS-0628