Mushroom Filter Patch bags for spawn or substrate. 0.2Micron Filter Patch


Bulk orders available (500-1000 + bags), Please email for pricing.


Autoclavable at 121celcius


Size 1: Holds 1KG Grain

Size 2 Holds 2KG Grain

Size 3 Holds 3KG Grain 


For larger orders of bags 500-1000+ please email me for pricing and shipping.


Size 3 is your common 5lb/ 2.5KG size filter patch bag. Similar to Unicorn Bags 14A size


Mushroom Filter Patch Bags - Mushroom Grow Bags