AstroCel® II Knife-Edge Dedicated cleanroom filters Filter classes H14, U15, U16 and U17 to EN1822 Lightweight and easy to install Integral knife-edge provides perfect seal Filters for ultra clean environments Available in the classification ranges H14, U15, U16 and U17 in accordance with EN1822, AstroCel II Knife-Edge filters provide a perfect seal in liquid channel ceiling grid systems. Due to their high efficiency classification, the filters are extremely effective in providing the necessary levels of contamination control in cleanrooms. The filters are available in a wide range of knife-edge sizes to meet various application requirements. The filters offer many benefits: Factory tested to meet the most stringent legal and industry requirements. High efficiency safeguards processes, products and workers. Functional reliability: leak or scan tested. BETTER AIR IS OUR BUSINESS® High Quality HEPA and ULPA Filters for Knife-Edge Applications Resistance vs Face Velocity 0 0.75 0.45 0.6 0.3 0 50 300 250 200 150 100 U16 U15 H14 0 1.05 0.90 0.75 0.3 0.60 0.45 0 50 350 300 250 200 150 100 U16 U15 H14 0 1.05 1.20 1.35 1.5 0.3 0.75 0.45 0 50 300 250 400 350 200 150 100 0.6 0.9 U16 U15 H14 Filter depth 86 mm: 48 mm media pack Filter depth 110 mm: 72 mm media pack Filter depth 134 mm: 96 mm media pack Initial Resistance (Pa) Initial Resistance (Pa) Initial Resistance (Pa) Face Velocity (m/s) Face Velocity (m/s) Face Velocity (m/s)
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