<?xml version="1.0" encoding="UTF-8" standalone="no"?><?Xpress productLine="ncc-clause" ?><clause id="_d7cfec5f-c243-4865-bbb3-7d5b601f043c" outputclass="ncc-clause"><meta><facet building="Class 2"/><facet building="Class 3"/><facet building="Class 4"/><facet building="Class 5"/><facet building="Class 6"/><facet building="Class 7a"/><facet building="Class 7b"/><facet building="Class 8"/><facet building="Class 9a"/><facet building="Class 9b"/><facet building="Class 9c"/><facet building="Class 10b"/></meta><sptc>H4P5</sptc><title id="_bd62d841-0175-4404-a933-5202ef6a277a">Ventilation</title><archive-num>2019: P2.4.5</archive-num><subclause id="_c54cc5a4-d191-493a-84d4-b8e3481924ee" outputclass="subclause"><title id="_9949d642-6b5f-4376-9360-aec9ceebd8a3">SubClause</title><num>1</num><p>A space within a building used by occupants must be provided with means of ventilation with <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1388_0.4.0.xml#_eb74131f-b9dc-42bf-89c2-f68b788f9636" id="_4442eab3-c796-4bba-a503-935c3973fb31" scope="local" type="abcb-glossentry">outdoor air</xref> which will maintain adequate air quality.</p></subclause><subclause id="_21d99448-adcb-4fcc-aadc-675aea7372f2" outputclass="subclause"><title id="_8cbf47e9-77e7-404b-8578-c0efb6c3eba0">SubClause</title><num>2</num><p>A mechanical air-handling system installed in a building must control—</p><ol outputclass="alpha"><li id="_f8a63956-40ce-4ddf-abf1-95d894c91c41">the circulation of objectionable odours; and</li><li id="_73ca6b04-d90e-41a2-9812-cf9ae44e7912">the accumulation of harmful contamination by micro-organisms, pathogens and toxins.</li></ol></subclause><subclause id="_3f0cad7d-e71a-4d50-b39a-354737702b01" outputclass="subclause"><title id="_4c9b0f14-9ff7-4ace-b709-955db35d5e1f">SubClause</title><num>3</num><p>Contaminated air must be disposed of in a manner which does not unduly create a nuisance or hazard to people in the building or <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1387_0.4.0.xml#_ffbca87e-eb18-4463-a6fb-e59b79881fa3" id="_0927860b-5885-43fb-bc34-94457d17d587" scope="local" type="abcb-glossentry">other property</xref>.</p></subclause></clause>