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Comparison of Filter Classes - EMW Filtertechnik

Comparison of filter classes according EN 779, EN 1822 and ASHRAE 52.2. ; 90% ≤ Em < 95% M.E.: 55% F8 ; 95% ≤ Em M.E.: 70% F9 ; Overall Value ≥ 85% E10 ; Overall ...

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