Product Name: 10mm/15mm/20mm Activated Carbon Cotton Type: Roll Filter Filtration Grade: Pre Filter Efficiency: G3/G4 Medium Material: Carbon/Activated Carbon Clapboard: without Clapboard Thickness: 10mm/15mm/20mm Weight: 300gram/Sqm--450gram/Sqm Trademark: Clean-link Filtration Transport Package: PE Bag Specification: 1m*20m or customized size Origin: China HS Code: 5911900000 Product Description Specifications1) Long operation life2) Factory price3) long service life4) Good ventilation property5) High adsorptionClean-link supply carbon activated media filterActivated carbon filter is made of high-quality activated carbon powder combined with fiber basic, has a good adsorption performance of harmful gases, particularly benzene, methanol, etc.; large adsorption capacity of bug dust, good formability, high strength, less airflow resistanceMain indexcarbon content≥40%,adsorptive rate of benzene≥20%,adsorptive rate of the carbontetrachloride≥35%,purifying rate of bug dust≥85%,airflow resistance≤80 pa.