3M Fire Barrier 8.4-in to 8.4-in H Intumescent Putty Pad in the Firestop Products & Systems department at Lowes.com
FireStop Putty Pads - 3/16" x 7.25" x 7.25" - Pack of 20 Pads
Amazon.com: 3M Fire Barrier Moldable Putty Pads MPP+ - Shapeable Firestop Pads for Wall Openings and Through Penetrations - 7" x 7", 20/case - Red : Office Products
Fire Stop Putty Pad 7 X 7 X 1/8" | Southwire
Fire Putty for Electrical Boxes | Electrical Outlet Soundproofing
IsoBacker | Acoustical Outlet Backer Putty Pad, Fire Rated - Kinetics Noise Control | Manufacturer
Firestop Acoustical Putty Pad - Acoustical Solutions
3M MPP+ Fire Barrier Moldable Putty Pads MPP+ - 7" X 7" X 1/8 - Diamond Tool
ATS Acoustics Putty Pads
SpecSeal SSP Putty Pads - Case of 20-7-1/4" Square: Amazon.com: Industrial & Scientific