Mushroom Substrate Filter Grow Bags — Pack of 20

Keep mushroom substrate batches in individual polypropylene bags with filter patches and optional injection ports.

Practical benefits

• ✅ Separate your growing batches – Twenty bags let you organise substrate into individual portions.
• ✅ Allow gas exchange through a filter – Each bag has a 0.20 μm filter patch.
• ✅ Choose how you inoculate – Type A has an injection port; Type B is supplied without one.

Material: polypropylene, approximately 60 microns thick. Package: twenty bags in the selected size and type.

Select dimensions and port type to match your cultivation setup.

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