90 mm Synthetic Filter Discs - Set of 12

Out of stock
  • Designed specifically for 90 mm wide-mouth canning jars.
  • Facilitates essential air exchange while blocking contaminants.
  • 99.97% efficient filtration down to .3 microns.
  • Sterilizable and reusable for life, ensuring cost-effectiveness.
  • Plays a crucial role during the inoculation and grain to grain transfer phases.
  • Easy storage, requiring a cool and dry environment.
  • Essential tool for a successful mushroom cultivation journey.
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