24 Pcs 2.5" Monotub Adhesive Filter Disks - 2MM Thick Synthetic Filter Paper Stickers for Mushroom Growing Supplies -Replacement Filter Pads Compatible with

Excellent Compatibility – Each disk measures approximately2.5inches in diameter, ideal for covering air holes 2.5 inches or smaller. Compatible with most monotubs, including Myco 28QT/44QT/66QT, and DIY monotubs. Quick amp; Easy Installation – No need for stuffing polyfil or using micropore tape. Simply peel off the backing and stick the filter disc over the air hole. Made with strong 3M adhesive for a secure hold, saving time and hassle during setup. Versatile for Mushroom Cultivation - Compatible with most monotub designs, these filter discs are essential mushroom supplies for indoor growing. Whether for mushroom monotub fruiting chambers or spawn bags, they provide a clean, controlled environment to maximize your mushroom yield. Premium 2MM Thick Filter Material - Each monotub filter disc is 2mm thick with a strong adhesive border (0.2 inches wide), designed to securely cover 2.5-inch monotub air holes. The moderate density ensures fresh air circulation without compromising filtration, ideal for mushroom growing supplies.