Thermo-Loc FRSTOP 60 min Fire-Rated Cavity Stop Sock - All Sizes Size:280mm nor will it continue to

nor will it continue to burn in small fires

double profile for 105mm-150mm cavities

Being utilised by builders for over 9 decades

Condensation control

Thermo-Loc FRSTOP 60 min Fire-Rated Cavity Stop Sock - All Sizes Size:280mm nor will it continue toFRstop 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