{"product_id":"3-adhesive-monotub-100-cotton-disc-filters","title":"3\" Adhesive Monotub 100% Cotton Disc Filters","description":"\u003cp\u003eAchieving successful mushroom cultivation hinges on providing the ideal environment for your mycelium. Our \u003cstrong\u003e3\" Adhesive Monotub 100% Cotton Disc Filters\u003c\/strong\u003e are engineered to perfectly balance fresh air exchange (FAE) with crucial humidity retention, critical for robust fungal growth in monotubs and grow bags.\u003c\/p\u003e\u003cp\u003eCrafted from \u003cstrong\u003e100% pure cotton\u003c\/strong\u003e, these specialized disc filters allow for high airflow without compromising the sterile conditions necessary for healthy mycelium development. This design ensures your substrate receives ample oxygen while preventing unwanted contaminants from entering your growing environment.\u003c\/p\u003e\u003cp\u003eEach filter features a \u003cstrong\u003estrong 3M adhesive backing\u003c\/strong\u003e, creating a secure, reliable seal that simplifies application to monotubs, tote lids, or other cultivation containers. This robust adhesion minimizes the risk of detachment, providing consistent environmental control throughout the colonization and fruiting stages.\u003c\/p\u003e\u003cp\u003eDeveloped by mycologists at North Spore, these filters reflect our commitment to providing premium quality supplies that support successful harvests for indoor growers. They are an essential component for maintaining optimal atmospheric conditions, directly addressing common pain points like contamination and inconsistent humidity.\u003c\/p\u003e\u003cp\u003eKey features include:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimal Gas Exchange:\u003c\/strong\u003e Facilitates crucial fresh air while preventing contamination.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuperior Material:\u003c\/strong\u003e Made from 100% cotton for reliable performance and durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecure Adhesion:\u003c\/strong\u003e Features a durable 3M adhesive for easy, long-lasting application.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMonotub Ready:\u003c\/strong\u003e Perfectly sized at 3 inches for standard monotub and grow bag setups.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eBy integrating these high-performance filters into your setup, you ensure your mushroom cultivation receives the precise environmental control required for vigorous mycelial colonization and bountiful fruiting. Trust North Spore for cultivation essentials that deliver consistent results.\u003c\/p\u003e","brand":"North Spore","offers":[{"title":"4 filters (1 sheet)","offer_id":43614243389507,"sku":"EQUIP-MONOFILTER3-4","price":4.99,"currency_code":"USD","in_stock":true},{"title":"16 filters (4 sheets)","offer_id":43614243422275,"sku":"BUNDLE-MONOFILTER3-4","price":17.99,"currency_code":"USD","in_stock":true},{"title":"40 filters (10 sheets)","offer_id":43614243455043,"sku":"BUNDLE-MONOFILTER3-10","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2082\/5769\/files\/grow-bags-filters-3-adhesive-monotub-disc-filters-29401220251750.jpg?v=1785454708","url":"https:\/\/happyhydro.com\/products\/3-adhesive-monotub-100-cotton-disc-filters","provider":"Happy Hydro","version":"1.0","type":"link"}