Thermo-Loc FRSTOP 60 min Fire-Rated Cavity Stop Sock - All Sizes Size:280mm This is easy to apply

This is easy to apply directly to masonry backgrounds and swiftest way to line your walls

• BBA - certificate number 14/5153

double profile for 105mm-150mm cavities

28mm and comes in a convenient 25-meter length

Thermo-Loc FRSTOP 60 min Fire-Rated Cavity Stop Sock - All Sizes Size:280mm This is easy to applyFRstop 1 hour fire rated cavity stop sock. Designed to restrict the spread of flames within external masonry and to further minimize the effect of flanking noise pollution at wall junctions. Key Features FRstop cavity stop socks are lengths of low resin, non combustible, rockfibre mineral wool sleeved in 35 micron polythene for on site weather protection 1 hour fire integrity and minimum 15 minute insulation Independently tested by Warrington Fire