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  • 6 injection ports for spawn jar lids

    Syringe Filters


    Mushroom Spawn Jar Gas Exchange Filter.

    • Six Gas Exchange Filters (13 mm diameter, 0.22-micron filter). Perfect for grain spawn or liquid culture jars!

    • Easy to use, reusable, and ideally suited for the home mycologist.

    • 0.22-micron pore size provides an exceptional contaminate-free gas exchange for all grains and liquid culture jars.

    • Great for growing mushrooms at home when using a BRF or grain spawn method

    • The color of the filter may vary