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Synthetic Filter Discs (SFDs)


Using polyfil or micropore tape on your spawn jars but want something better?.. These are what you need!

We have options available to fit your wide mouth and regular mouth jars – and also 10mm circular cuttings for use in lid modifications.

  • Thick and sturdy
  • The same brand used by professional mycologists
  • Last a lifetime of repeated use
  • 99.97% Efficiency down to 0.22μm
  • Regular Mouth - 70mm
  • Small - 10mm
  • Wide Mouth - 90mm
  • 12
  • 1
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