Sti Firestop Sleeve Kit - Split 1, 2, and 4 inch Models
Specified Technology Ready Split Sleeve is used to protect or support cables in both non-rated and rated construction - FSR400, FSR200 & FSR100
Membrane, Firestop, Sleeve, for, Firewall
STI Firestop CD40108 4″ Cast In Device – Up to 8″ Thick Concrete
Firestop Sleeve Kit - STI Ready Sleeve
Specified Technologies FS200 SpecSeal 2 Ready Sleeve Firestop Kit
STI Firestop – Spec Seal FS400 4″ Firestop Ready Sleeve
STI SpecSeal FS200 Firestop Ready Sleeve 2 for sale online
STI FS400 Ready Sleeve 4 Firestop Sleeve
Membrane, Firestop, Sleeve, for, Firewall
Crawford Electric Supply