Timloc Thermo-Loc Fire-Rated Cavity Stop Sock FRSTOP

£252 INC. VAT
£210 EX. VAT
Size & quantity:

FRstop 1-hour fire-rated cavity stop sock. Designed to restrict the spread of flames within external masonry and to further minimise the effect of flanking noise pollution at wall junctions. Independently tested by Warrington Fire.

  • 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
  • Polythene encapsulated cavity stop sock
  • Available in standard widths of 50, 75, 85, 90, 100, 115, 125 and 150mm
  • Special cavity widths are available on request up to 300mm
  • Meets the requirements of the Robust Detail, Approved Document B and NHBC Standards
Product code To suit cavity width Dimensions
FRSTOP50 50mm 65 x 65 x 1200mm
FRSTOP75 75mm 85 x 85 x 1200mm
FRSTOP85 85mm 100 x 85 x 1200mm
FRSTOP90 90mm 100 x 85 x 1200mm
FRSTOP100 100mm 110 x 100 x 1200mm
FRSTOP115 115mm 130 x 100 x 1200mm
FRSTOP125 125mm 140 x 100 x 1200mm
FRSTOP150 150mm 160 x 120 x 1200mm

NB. Non standard cavity sizes up to 300mm are available to special order


Click for datasheet


****Please note we are only able to ship this item to UK mainland. This item is non-returnable.

Please email sales@mytradeproducts.com if you would like to purchase a different quantity and we'll get back to you asap. 

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