Specified Technology Ready Split Sleeve is used to protect or support cables in both non-rated and rated construction - FSR400, FSR200 & FSR100
Type IAA Fiberglass Step Ladders 4 ft.
Split Sleeve Firestop
Firestop devices and sleeves - Hilti USA
SpecSeal® Werner Electric
Sti Firestop Sleeve Kit - Split 1, 2, and 4 inch Models
Specified Technologies FS100 SpecSeal 1 Ready Sleeve Firestop Kit
STI - FSR400 4 Split Sleeve – The EHP Group
1 in. firestop sleeve kit – Fosco Connect
Framing Angle and Plate Acme Construction Supply Co., Inc.