{"product_id":"1-adhesive-monotub-ptfe-membrane-disc-filters","title":"1\" Adhesive Monotub PTFE Membrane Disc Filters","description":"\u003cp\u003e\u003cstrong\u003eReliable air exchange is essential for a healthy monotub.\u003c\/strong\u003e These 1\" Adhesive Monotub PTFE Membrane Disc Filters provide a simple, low-profile way to introduce fresh air while helping maintain the humid environment your substrate and mycelium need.\u003c\/p\u003e\u003cp\u003eEach ultra-thin filter features a strong adhesive backing for quick installation over a properly sized monotub hole. Once applied, the breathable PTFE membrane supports passive gas exchange while helping limit unwanted exposure to airborne contaminants.\u003c\/p\u003e\u003cp\u003eDesigned for \u003cstrong\u003emonotubs and other mushroom grow chambers\u003c\/strong\u003e, these filters are useful during colonization and fruiting. Their discreet profile keeps your setup tidy without bulky hardware, tubing, or complicated modifications.\u003c\/p\u003e\u003cp\u003ePTFE, or polytetrafluoroethylene, is a durable membrane material valued in cultivation for its breathability and filtration properties. The high-airflow design helps your growing environment receive fresh air without rapidly losing humidity.\u003c\/p\u003e\u003cp\u003eFor best results, apply the filter to a clean, dry surface and press firmly around the adhesive perimeter. Position filters according to your monotub design and growing method, keeping the surrounding area free of dust and excess moisture during installation.\u003c\/p\u003e\u003cp\u003eWhether refining a first monotub or maintaining a more advanced indoor growing system, these adhesive membrane filters offer an efficient, practical upgrade for controlled mushroom cultivation.\u003c\/p\u003e","brand":"North Spore","offers":[{"title":"12 filters (1 sheet)","offer_id":54256679354651,"sku":"EQUIP-WP-MONOFILTER1-12","price":7.99,"currency_code":"USD","in_stock":true},{"title":"24 filters (2 sheets)","offer_id":54256679387419,"sku":"BUNDLE-WP-MONOFILTER1-2","price":14.99,"currency_code":"USD","in_stock":true},{"title":"48 filters (4 sheets)","offer_id":54256679420187,"sku":"BUNDLE-WP-MONOFILTER1-4","price":27.99,"currency_code":"USD","in_stock":true},{"title":"300 filters (25 sheets)","offer_id":54256679452955,"sku":"BUNDLE-WP-MONOFILTER1-25","price":159.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0708\/6768\/1563\/files\/grow-bags-filters-1-adhesive-monotub-membrane-filters-29401222709350.jpg?v=1792088468","url":"https:\/\/ghhydro.com\/products\/1-adhesive-monotub-ptfe-membrane-disc-filters","provider":"Green Harvest Hydroponics","version":"1.0","type":"link"}