Looking for Ease of Installation, Versatility, and Easy Retrofit for Small Cable Penetrations? When firestopping cables that require retrofitting, Firestop Putty is the product of choice. Available as a 36 cubic inch tube, SSP Firestop Putty is the perfect choice for new construction or maintenance applications.
Fully Tested: SSP Putty is UL® Classified for common firestop applications up to and including 3 hours. Fully tested to the requirements of ASTM E814 and to the time/temperature requirements of ASTM E119, SSP Putty is a unique combination of safety, economy and convenience.
Convenient Sound Attenuation and Fire Protection For Through-Penetrations & Electrical Wall Boxes.