Correct installation of Hilti CP 617 Firestop Putty Pads for electrical boxes
This video shows the proper installation of Hilti Firestop Putty Pads, moldable firestop putty to help protect electrical outlet boxes, junction boxes and washer/dryer boxes.
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U.S. https://www.hilti.com/c/CLS_FIRESTOP_...
Canada https://www.hilti.ca/c/CLS_FIRESTOP_P...