High efficiency particulate air filters (HEPA and ULPA) - Part 4: Determining leakage of filter elements (Scan method); German version EN 1822-4:2000— 29 стр.
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 1: General principles and requirements (ISO 5167-1:2003); German version EN ISO 5167-1:2003— 41 стр.
Cleanrooms and associated controlled environments - Part 4: Design, construction and start up (ISO 14644-4:2001); German version EN ISO 14644-4:2001— 55 стр.
Indoor air - Part 7: Sampling strategy for determination of airborne asbestos fibre concentrations (ISO 16000-7:2007); German version EN ISO 16000-7:2007— 38 стр.
German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Installation of air conditioning systems— 32 стр.