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Tag: in situ testing

Ventilations filters: Field test of efficiency (NT VVS 128)

Posted onNovember 15, 2001September 15, 2020Author

Report #: NT VVS 128 Approved: November 2001 Size: 1.17 MB Abstract This Nordtest method is intended to be used in testing ventilation filters Read more…

CategoriesHeating, Ventilation, Air Conditioning/VVS, MethodsTagsair filter, efficiency, filter testing, in situ testing, penetration, test methods

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