ARC Cavity Stop Sock Fire Barrier Size/Pack:100mm Cavity 120 x 100 x 1200mm (20/pack) extendable to 50 metres when

extendable to 50 metres when used with a receiver

making them perfect for constructing rockeries or raised beds

versatile primer undercoat designed for exterior wood

It is an incredibly rugged

Energy Savings: Minimizes heat loss

ARC Cavity Stop Sock Fire Barrier Size/Pack:100mm Cavity 120 x 100 x 1200mm (20/pack) extendable to 50 metres whenDesigned to block fire and smoke, the ARC Cavity Stop Sock Fire Barrier fits securely in external masonry wall cavities. Suitable for vertical or horizontal use, it meets the requirements of Approved Document B. With a fire rating of up to 4 hours and built from non combustible rockfibre mineral wool, this barrier enhances building safety. Its 1200mm length ensures wide coverage, helping to close cavities at eaves level and contain fire spread within