EN ISO 29463-4:2018

High-efficiency filters and filter media for removing particles in air - Part 4: Test method for determining leakage of filter elements-Scan method (ISO 29463-4:2011)

Publication date:   Feb 14, 2019

General information

60.60 Standard published   Oct 10, 2018


CEN/TC 195 Cleaning equipment for air and other gases

European Norm

91.140.30   Ventilation and air-conditioning systems



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ISO 29463-4:2011 specifies the test procedure of the "scan method", considered to be the reference method, for determining the leakage of filter elements. It is applicable to filters ranging from classes ISO 35 H to ISO 75 U. ISO 29463-4:2011 also describes the other normative methods: the oil thread leak test and the photometer leak test, applicable to classes ISO 35 H to ISO 45 H HEPA filters, and the leak test with solid PSL aerosol. ISO 29463-4:2011 is intended for use in conjunction with ISO 29463-1, ISO 29463-2, ISO 29463-3 and ISO 29463-5.

Life cycle


EN 1822-4:2009


EN ISO 29463-4:2018
60.60 Standard published
Oct 10, 2018


Adopted from ISO 29463-4:2011 IDENTICAL