
High efficiency air filters (EPA, HEPA and ULPA). Classification, performance testing, marking.
NORMA vydána dne 24.4.2019
Designation standards: BS EN 1822-1:2019
Publication date standards: 24.4.2019
The number of pages: 22
Approximate weight : 66 g (0.15 lbs)
Country: British technical standard
Kategorie: Technické normy BS
ISBN: 978 0 580 98150 0 Status: Under Review