About the NEW-DAYLITE RF EMF/EMR Blocking Net Fabric

YSHIELD NEW-DAYLITE is a highly transparent polyester fabric with silver plated copper fibers. It can block, reflect and divert  99.7 % (-25 dB) of the RF(Radio Frequency)/MW(Microwave) EMF/EMR(Electromagnetic Fields/Electromagnetic Radiation) directed to it. The fabric does not block ELF magnetic fields from electric cabinets/equipment and power lines). The  YSHIELD NEW-DAYLITE is perfect to be sewed into a RF blocking curtain or RF blocking bed canopies. It is washable, easy for sewing but delicate.  

  • Composition: 78%  polyester, 21% Copper, 1% Silver
  • Weight: 65 g/m2
  • Roll Width: 260 cm 
  • Colors: White
  • RF Blocking:  99.7 % at 1GHz (-25dB)
  • Made In Switzerland 

All our RF blocking fabrics are cut off a large roll of fabric according to customer specifications. We are sorry, but return of these items is not possible.

Back to Top


  • Delivery will be done from Germany using DHL PREMIUM 
  • Tax may be subjected according to your country laws

Back to Top

Videos and pictures

RF Blocking demo - 2016 -  https://youtu.be/S-S58Jj2IG0


  • Can block 99.7% of the RF at 1GHz (-25dB)  - Tested according to ASTM D4935-10, IEEE Std 299-2006, IEEEE Std 1128-1998, ASTM A698/A698M-07

Strong points

  • Flexible 
  • Can be reused many times, for different needs.
  • Durable
  • Cleaning using "Gentle Cycle" at 30°C in a washing machine a; with special washing detergent TEXCARE.
  • Certificates: Öko-Tex 100 and 1000


  • YSHIELD NEW-DAYLITE is perfect to be sewed into a RF blocking curtain or RF blocking bed canopies
  • Apply the YSHIELD NEW-DAYLITE on walls as a temp RF blocker
  • No need to ground the YSHIELD NEW-DAYLITE (it should not be grounded)


  • Not to be grounded!


  • Can be purchased in width of 260cm only and in minimum length of 100cm  
  • RF Blocking ability is largely dependable on the design of the application

attenuation vs frequency

Amir Borenstein, No Rad,
Nov 2, 2014, 11:34 AM