We can produce v-bank air pleated filter, which is used in general ventilation systems and efficiency grades of the filters include: F6, F7, F8. F9,F10.equivalent to Chinese classification of "medium", "high-medium", and " sub-high", and European EU6-EU10.Our standard is CEN (En779).And we get the ISO 9001:2000 and GB/T19001-2000 certificate. Main feature: 1. Large effective filtering area, low resistance, long service life 2. Inflammable and the products are environment-friendly 3.Small in size and suitable for compact central air-conditioning systems. 4.High dust holding capacity, without clapboard 5.Sturdy structure and good performance under various airflows 6.Large airflow 7.Collecting efficiency: according to BS3920 GB165-85 8.Media: glass fiber 9. Sealant: polyurethane 10. Frame: galvanized sheet metal, stailess steel, aluminum alloy 11.Constructed of ultra-fine, wet resistant, fire retardant glass fiber 12.Special hot melt separators ensure uniform airflow throughout the filter pack with minimum resistance to airflow 13.Uniform spaced pleats ensures maximum utilization of the media resulting in large dust holding capacity 14.OEM orders with customized designs and specifications welcome Character: Efficiency: F6, F7, F8, F9, F10 Media: PP, fiberglass Frame: plastics, Galvanized steel(for gas turbines) Seperators: holt-melt, sealant, polyurethane Temperature: -20 to 80 Humidity: equal and less than 100% HEPA filter Class EN 1822H11H13H14Efficiency (%)9599.9999.995Initial pressure drop122pa250Pa260PaDimensionRated air flow(M3/h)3056102204866306301501032760484220129691561015015721220610292200 If you are interested in doing business with us and for more product information, please visit our website, or contact us by email. V-bank air filter v-type filter various kinds of air filter hepa filter with clapboard