Filter Patch Mushroom Grow Bags
Filter patch mushroom grow bags are equipped with a filter patch. They facilitate normal respiration for mycelium and mushrooms while effectively blocking bacteria and preventing contamination. Raybo offers bags with both 0.2/0.5 micron filters. This can meet the needs of the majority of customers. Up to now, over 2000 customers have recognized the quality of our bags and made repeat purchases.
Options of Raybo Filter Patch Grow Bags
Beyond the standard options listed above, Raybo offers customized production to meet your specific requirements regarding filter patch size, filtration precision, or other bag parameters.
| Specification Category | Details |
| Bag Material | Polypropylene (PP); PE; |
| Filtration Precision | 0.02 mm (0.2 µm micron); 0.05 mm (0.5 µm micron); |
| Filter Patch Size | 5 × 5 cm; 6 × 10 cm; |
| Injection Port (Optional) | Material: Silicone; Position: Fixed. |




Size of Mushroom Bags with Filter
To meet the cultivation needs of various scales and mushroom varieties, Raybo provides a full range of size specifications suitable from home growing to commercial farms. Our mushroom filter bags are designed to flexibly accommodate the spatial requirements of different mushroom species. This ensures precise and reliable cultivation solutions for all types of customers.
| Material | Item No. | Size | Thickness | Capacity (lbs) |
| PP | RB-01 | 39cm*80cm (25*14*80) | 0.08mm | 17-20 |
| RB-02 | 39cm*80cm (25*14*80) | 0.06mm | 17-20 | |
| RB-03 | 39cm*65cm(25*14*65) | 0.08mm | 15-17 | |
| RB-04 | 39cm*65cm(25*14*65) | 0.06mm | 15-17 | |
| RB-05 | 39cm*60cm(25*14*60) | 0.08mm | 13-15 | |
| RB-06 | 39cm*60cm(25*14*60) | 0.06mm | 13-15 | |
| RB-07 | 39cm*50cm(25*14*50) | 0.08mm | 10-12 | |
| RB-08 | 39cm*50cm(25*14*50) | 0.06mm | 10-12 | |
| RB-09 | 32cm*65cm(20*12*65) | 0.08mm | 9-11 | |
| RB-10 | 32cm*65cm(20*12*65) | 0.06mm | 9-11 | |
| RB-11 | 32cm*50cm(20*12*50) | 0.08mm | 6-8 | |
| RB-12 | 32cm*50cm(20*12*50) | 0.06mm | 6-8 | |
| RB-13 | 32cm*45cm(20*12*45) | 0.08mm | 6-7 | |
| RB-14 | 32cm*45cm(20*12*45) | 0.06mm | 6-7 | |
| RB-15 | 28cm*50cm(15*13*50) | 0.08mm | 5-6 | |
| RB-16 | 28cm*50cm(15*13*50) | 0.06mm | 5-6 | |
| RB-17 | 25cm*60cm(13*12*60) | 0.08mm | 5-6 | |
| RB-18 | 25cm*60cm(13*12*60) | 0.06mm | 5-6 | |
| RB-19 | 25cm*50cm(13*12*50) | 0.08mm | 4-5 | |
| RB-20 | 25cm*50cm(13*12*50) | 0.06mm | 4-5 | |
| RB-21 | 18cm*50cm(10*8*50) | 0.08mm | 2-3 | |
| RB-22 | 18cm*50cm(10*8*50) | 0.06mm | 2-3 | |
| RB-23 | 18cm*35cm(10*8*35) | 0.08mm | 1-2 | |
| RB-24 | 18cm*35cm(10*8*35) | 0.06mm | 1-2 | |
| RB-25 | 15cm*50cm(8*7*50) | 0.08mm | 1-2 | |
| RB-26 | 15cm*50cm(8*7*50) | 0.06mm | 1-2 | |
| RB-27 | 15cm*35cm(8*7*35) | 0.08mm | 0.5-1 | |
| RB-28 | 15cm*35cm(8*7*35) | 0.06mm | 0.5-1 |
Note: Taking a size of 35cm*80cm (25″*14″) as an example.


Why Choose Raybo Filter Patch Mushroom Grow Bags?

The micropores on the filter patch allow internal carbon dioxide to escape and fresh external oxygen to enter. This ensures normal respiration of the mushroom mycelium.

The micropores on the mushroom grow bag filter effectively block external contaminants, mold spores, and pests from entering the mushroom bags with a filter. This significantly reduces the risk of contamination during cultivation.

While allowing gas exchange, it reduces excessive loss of internal moisture. It maintains a stable humidity environment inside the PP mushroom growing bag.

The body of the mushroom bag filter uses polypropylene (PP) material. This material provides excellent heat resistance. It can withstand high-temperature, high-pressure sterilization processes above 126℃.

This sealing method creates a strong and durable bond. It extends the lifespan of your mushroom cultivation supplies.

The mushroom bag filter feature is specifically side gusset. This design prevents tearing and deformation during heavy filling, autoclaving, and handling. This ensures a secure and stable container throughout the entire cultivation cycle.
Other Options for Raybo Mushroom Filter Patch Bags
When selecting gusseted autoclavable polypropylene filter patch bag, in addition to standard dimensions, thickness, and filter patches, Raybo also offers the following two specialized options:
The first option is mushroom grow bags with an injection port. These bags allow for convenient and sterile liquid culture inoculation. This is not a required feature.
TThe second option is white or black mushroom grow bags. These bags help block light. This gives better control over the fruiting conditions for certain mushroom species.



Raybo’s Customer Base of the Co2 Mushroom Bag
Designed for professional and hobbyist growers of various mushroom types, for example, shiitake, oyster, rye grain, lion’s mane, maitake, reishi, cordyceps militaris, chaga, turkey tail.
Raybo bags support your core processes of filling bags with substrate and introducing mushroom culture. This helps you achieve higher efficiency, maintain consistent quality, and scale your production reliably to meet market demand.
Raybo supports your business with clear product information, flexible branding customized service, and efficient logistics to help you meet customer needs.
Proven by Raybo’s Growers
Raybo is Your Trusted Partner for the Full Mushroom Cultivation Lifecycle
Raybo specializes in developing materials and structures optimized for mycelium growth and fruiting, ensuring every product detail supports your cultivation success.
We match the right bag specifications to your needs, from home growing to commercial farms, helping optimize your cultivation process.
Raybo provides continuous guidance on product use and cultivation techniques, serving as your long-term partner for problem-solving throughout every growth stage.









