![HIlti 2082283 FS Putty pad CFS-P PA 6" x 7" firestop fire Protection Systems: Amazon.com: Industrial & Scientific HIlti 2082283 FS Putty pad CFS-P PA 6" x 7" firestop fire Protection Systems: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/71hz7dSrsqL._SL1339_.jpg)
HIlti 2082283 FS Putty pad CFS-P PA 6" x 7" firestop fire Protection Systems: Amazon.com: Industrial & Scientific
![sound proofing - Can I put acoustical putty *inside* the electrical box rather than around the outside? - Home Improvement Stack Exchange sound proofing - Can I put acoustical putty *inside* the electrical box rather than around the outside? - Home Improvement Stack Exchange](https://i.stack.imgur.com/vfCao.jpg)
sound proofing - Can I put acoustical putty *inside* the electrical box rather than around the outside? - Home Improvement Stack Exchange
![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 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](https://m.media-amazon.com/images/I/61sKEz-GkZL._SL1000_.jpg)