New Signal Blocking Material EMF RF-ID Shielding Fabric Faraday Cage 1 Meter UK
( much thicker and more than other shielding fabrics). Usage for Bags, Curtains,Tents. Shielding efficiency: 70-90db. 1 Signal Shielding Fabric. Usable in wall render or concrete. Anti-radiation(RF/ for EMI/EMF/LF blocking and for earthing).