STI – UL classified firestopping kit designed to protect cable penetrations through walls. The kit includes precut metallic sleeve, mounting escutcheons, intumescent escutcheon gaskets, wall warning labels, and the amount of putty required to seal both ends. Used for rated and nonrated firestop barriers.
Or call 708-876-2600 for more information.
John J. Moroney & Co. supplies a growing number of energy efficient and greener building materials.