Adhesive Jar Filter Discs - 50 to a sheet

Adhesive jar filter discs allow for air exchange to promote mycelial growth while preventing unwanted spores and airborne particulates from entering sterile grain spawn or liquid culture. Air exchange promotes stronger mycelium and more rapid growth.

Features
- Enables Air Exchange to promote mycelial growth
- Prevents unwanted spores and particulates from entering the chamber
- Sold in sheets of 50