1 Panel 100% silver fiber fabric size: 57″ x 84″ Shielding efficiency>99.99% Attennuation: 20-35dB under 10MHz-3GHz frequency
- Designed to reduce and shield against Radiation Signal and EMF but not entirely block it. This creates a space where harmful radiation is minimized. Note: cell signal may still penetrate.
- Great value and effectiveness for perimeter shielding against EMF, WIFI, and Cell Phone.
- Metal grommet support rings for curtain rod.