{"product_id":"2-adhesive-monotub-ptfe-membrane-disc-filters","title":"2\" Adhesive Monotub PTFE Membrane Disc Filters","description":"\u003cp\u003eGive your monotub the breathable, controlled environment your mushrooms need. These \u003cstrong\u003e2\" Adhesive Monotub PTFE Membrane Disc Filters\u003c\/strong\u003e provide reliable fresh-air exchange while helping maintain the high humidity levels essential for vigorous colonization and fruiting.\u003c\/p\u003e\u003cp\u003eEach ultra-thin filter is made from \u003cstrong\u003ePTFE membrane material\u003c\/strong\u003e, a durable, highly breathable media commonly used for mushroom cultivation applications. The high-airflow design helps reduce stagnant air inside a grow chamber without creating an unnecessarily large opening.\u003c\/p\u003e\u003cp\u003eA strong adhesive backing makes installation straightforward. Apply the filter over a properly sized hole in a clean, dry monotub surface, pressing firmly around the edges to create a secure seal. The 2-inch format is convenient for common monotub ventilation setups.\u003c\/p\u003e\u003cp\u003eThese filters are especially useful when building or modifying monotubs for beginners, hobby growers, and experienced cultivators alike. They offer a simple way to support passive fresh-air exchange while helping protect the controlled conditions your substrate and mycelium require.\u003c\/p\u003e\u003cp\u003eFor best results, install filters before adding colonized substrate, and inspect the adhesive bond periodically. Replace any filter that becomes damaged, heavily soiled, or loose around the edges.\u003c\/p\u003e\u003cp\u003eCompact, practical, and easy to use, these PTFE disc filters are a dependable addition to monotub supplies and indoor mushroom-growing equipment.\u003c\/p\u003e","brand":"North Spore","offers":[{"title":"6 filters (1 sheet)","offer_id":54256677650715,"sku":"EQUIP-WP-MONOFILTER2-6","price":5.99,"currency_code":"USD","in_stock":true},{"title":"24 filters (4 sheets)","offer_id":54256677683483,"sku":"BUNDLE-WP-MONOFILTER2-4","price":20.99,"currency_code":"USD","in_stock":true},{"title":"48 filters (8 sheets)","offer_id":54256677716251,"sku":"BUNDLE-WP-MONOFILTER2-8","price":39.99,"currency_code":"USD","in_stock":true},{"title":"300 filters (50 sheets)","offer_id":54256677749019,"sku":"BUNDLE-WP-MONOFILTER2-50","price":239.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0708\/6768\/1563\/files\/grow-bags-filters-2-adhesive-monotub-membrane-filters-29401228738662.jpg?v=1792088462","url":"https:\/\/ghhydro.com\/products\/2-adhesive-monotub-ptfe-membrane-disc-filters","provider":"Green Harvest Hydroponics","version":"1.0","type":"link"}