--- product_id: 416928630 title: "Biomed Solutions 64Pcs 20mm Diameter Synthetic Filter disc Hydrophobic PTFE Membrane 0.3um Pore Size Strong Adhesive for Mushroom Cultivation" brand: "biomed solutions" price: "€ 32.55" currency: EUR in_stock: true reviews_count: 5 category: "Biomed Solutions" url: https://www.desertcart.sk/products/416928630-biomed-solutions-64pcs-20mm-diameter-synthetic-filter-disc-hydrophobic-ptfe store_origin: SK region: Slovakia --- # Hydrophobic waterproof membrane High-temp & pressure resistant 0.3μm ultra-fine filtration Biomed Solutions 64Pcs 20mm Diameter Synthetic Filter disc Hydrophobic PTFE Membrane 0.3um Pore Size Strong Adhesive for Mushroom Cultivation **Brand:** biomed solutions **Price:** € 32.55 **Availability:** ✅ In Stock ## Summary > 🍄 Elevate your grow game with filters that breathe, block, and endure. ## Quick Answers - **What is this?** Biomed Solutions 64Pcs 20mm Diameter Synthetic Filter disc Hydrophobic PTFE Membrane 0.3um Pore Size Strong Adhesive for Mushroom Cultivation by biomed solutions - **How much does it cost?** € 32.55 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/416928630-biomed-solutions-64pcs-20mm-diameter-synthetic-filter-disc-hydrophobic-ptfe) ## Best For - biomed solutions enthusiasts ## Why This Product - Trusted biomed solutions brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Reusable & Reliable:** Durable synthetic discs designed for multiple uses, perfect for serious mushroom cultivators aiming for consistent yields. - • **Effortless Application:** Strong adhesive backing sticks securely to mason jar lids—just clean, dry, and seal for instant protection. - • **Built to Withstand Heat:** Engineered for autoclaves and pressure cookers, ensuring durability through repeated sterilization cycles. - • **Hydrophobic & Breathable:** Waterproof PTFE membrane allows optimal gas exchange while keeping moisture and contaminants out. - • **Sterile Precision Filtration:** Blocks 99.97% of contaminants with 0.3μm pore size for flawless mycology results. ## Overview Biomed Solutions 64-piece set of 20mm hydrophobic PTFE filter discs features a 0.3μm pore size for ultra-fine filtration, 99.97% contaminant blocking, and strong adhesive backing. Designed for mushroom cultivation, these waterproof, breathable discs withstand high temperatures and pressure, making them ideal for autoclave sterilization and repeated use on mason jar lids. ## Description Specifications: Size: 20 mm in diameter Color: white Membrane material:Hydrophobic PTFE Pore size:0.3um Package includes: 32 x2 sheets Synthetic filter discs Features: Waterproof ,breathable,high temperture and press resistance,reuseable. 64pcs filter sticker Included ,Great for the for all mushroom growers looking to provide a sterile growing environment with proper air exchange. These filter vent work great for a variety of growing techniques including BRF Jars, Liquid Culture, Spawn Cultivation and may more. Safe for Pressure Cooking and Autoclave Sterilization. Review: impecc - Parfait pour ce que j'en attends ! Review: Durable - These have held up to multiple cycles in my canner with no contamination issues highly recommended ## Features - Diameter:20mm,0.3um Pore size,Hydrophobic PTFE membrane ,waterproof and air exchange for Mushroom cultivation,best for mycology jar lid . - Strong adhesive:these synthetic filter paper can be attached to the hole of mason jar lids and you need to clean and dry the surface before sticking filter patch - High temperture resistance:these disc filters feature outstanding heat resistance and pressure resistance, which can be applied to your autoclaves,press cooker and steam sterilizer. - High filter rate: these adhesive patches have a filtration rate of 99.97% ,can filter 0.3 μm object ,for gas exchange and keeps contamination out. - Easy to apply:breathable,durable and reusable ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09LD119PF | | ASIN | B09LD119PF | | Batteries Included? | No | | Batteries Required? | No | | Customer Reviews | 4.6 4.6 out of 5 stars (177) | | Customer reviews | 4.6 4.6 out of 5 stars (177) | | Date First Available | 9 November 2021 | | Date First Available | 9 November 2021 | | Item Weight | 20 g | | Item model number | USGLM-64Z | | Item model number | USGLM-64Z | | Manufacturer | Biomed Scientific | | Manufacturer | Biomed Scientific | | Package Dimensions | 14.8 x 11.9 x 1.4 cm; 20 g | | Package Dimensions | 14.8 x 11.9 x 1.4 cm; 20 g | | Part number | USGLM-64Z | ## Images ![Biomed Solutions 64Pcs 20mm Diameter Synthetic Filter disc Hydrophobic PTFE Membrane 0.3um Pore Size Strong Adhesive for Mushroom Cultivation - Image 1](https://m.media-amazon.com/images/I/71Y5pHDZN4L.jpg) ![Biomed Solutions 64Pcs 20mm Diameter Synthetic Filter disc Hydrophobic PTFE Membrane 0.3um Pore Size Strong Adhesive for Mushroom Cultivation - Image 2](https://m.media-amazon.com/images/I/61ai6aWkObL.jpg) ![Biomed Solutions 64Pcs 20mm Diameter Synthetic Filter disc Hydrophobic PTFE Membrane 0.3um Pore Size Strong Adhesive for Mushroom Cultivation - Image 3](https://m.media-amazon.com/images/I/61jOOLRPZsL.jpg) ![Biomed Solutions 64Pcs 20mm Diameter Synthetic Filter disc Hydrophobic PTFE Membrane 0.3um Pore Size Strong Adhesive for Mushroom Cultivation - Image 4](https://m.media-amazon.com/images/I/81tR7+hozPL.jpg) ![Biomed Solutions 64Pcs 20mm Diameter Synthetic Filter disc Hydrophobic PTFE Membrane 0.3um Pore Size Strong Adhesive for Mushroom Cultivation - Image 5](https://m.media-amazon.com/images/I/71D73d3ZHPL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ impecc *by D***D on 29 December 2025* Parfait pour ce que j'en attends ! ### ⭐⭐⭐⭐⭐ Durable *by M***T on 27 April 2025* These have held up to multiple cycles in my canner with no contamination issues highly recommended ### ⭐⭐⭐⭐⭐ Does the job *by K***N on 6 December 2025* Does the job, no complaints. ## Frequently Bought Together - 64Pcs 20mm Diameter Synthetic Filter disc Hydrophobic PTFE Membrane 0.3um Pore Size Strong Adhesive for Mushroom Cultivation - Myco Labs Microppose Self Healing Injection Ports for Mushroom Spawn Bags and Jar Lids (50-Pack) - 3M Micropore Tape 1530-1 (2 rolls) 1 x 10 yards --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sk/products/416928630-biomed-solutions-64pcs-20mm-diameter-synthetic-filter-disc-hydrophobic-ptfe](https://www.desertcart.sk/products/416928630-biomed-solutions-64pcs-20mm-diameter-synthetic-filter-disc-hydrophobic-ptfe) --- *Product available on Desertcart Slovakia* *Store origin: SK* *Last updated: 2026-08-05*