800 - 231 - 3345   or   713 - 263 - 8001


Product Selection Guide

Putty/Putty Pads

FlameSafe® FSP 1000 Putty
Non-Hardening Firestop for Power and Data Communications Cables
FlameSafe® FSP 1000 Putty is an easy to install, non-hardening cost effective firestop approved for power and data communication cables. It is intumescent, expanding to arrest the spread of smoke, fire and toxic gases in fire-rated walls, ceilings and floors. FSP 1000 Putty offers excellent dielectric properties and allows for easy re-entry, making it especially well suited for applications in which penetrants change frequently. Best known for its ease of application and retrofit, FSP 1000 does not require tools - simply hand-pack the putty into the opening. In retrofit applications, remove the putty, make the necessary cable changes and repack the opening with the same putty!


FlameSafe® Electrical Box Inserts
FlameSafe® Electrical Box Inserts are highly intumescent, fire-rated pads for use in electrical boxes. When complying with the "24 inch rule", it is inserted on the inside back wall of an electrical box.

When exposed to fire, FlameSafe® Electrical Box Insert will expand forming a char that will seal off the opening and prevent the spread of flames and limit the temperature rise on the unexposed surfaces. A labor saving, economical alternative to putty pads. Great for retrofit jobs. STC 53 Rating, Tested in a UL 411 wall assembly/section to ASTM E90.
US Patent No. 6,207,085 & 6,252,167
   |  DATA SHEET  | 

FlameSafe® Gasket
FlameSafe® Gasket is a single component, fire-rated gasket for use with electrical boxes to comply with the "24 inch rule". FlameSafe® Gasket fits under the cover plate and does not take up volume in the electrical box. It is a labor saving replacement for putty pads in normal applications. STC 54 rating, Tested in a UL 411 wall assembly/section to ASTM E90. US Patent No. 6,207,085, 6,252,167 & 7,348,484
   |  DATA SHEET  |