About this item

• The package includes 20mm 64PCS (2 pieces) of synthetic filter paper stickers. Please carefully check the quantity information before buying. Sufficient quantity is for your daily use. With their help, your mushrooms can thrive.
• Synthetic filter paper is approximately 20 mm in diameter and can filter objects up to 0.3 ??m.
• It is installed on the hole of the wide mouth can cover. You need to clean and dry the surface before pasting the synthetic filter paper. The back of each paper contains adhesive, which is easy to stick to the cup. Remember to press down before using it to ensure that it is stuck to the wide mouth cover before covering it.
• With excellent heat resistance and pressure resistance, it can be applied to your autoclave. The use method is simple and easy to operate. The synthetic filter paper is characterized by high filtration rate, which is very suitable for mushroom cultivation.
• The synthetic filter paper adopts breathable materials, which can ensure the circulation of internal air and external fresh air. It is an indispensable item for you to plant mushrooms. It is not easy to rot and tear. It is of good quality. Self adhesive tape is solid and durable, preventing air and dust from entering.