<?xml version="1.0" encoding="UTF-8" standalone="no"?><?Xpress productLine="ncc-clause" ?><clause xmlns:xt="urn:xpressauthor:trackchanges" id="_a4f4bca3-6a35-4e95-8201-f34d29103597" outputclass="ncc-clause"><meta><facet building="Class 1a"/><facet building="Class 1b"/><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 10a"/><facet building="Class 10b"/><facet building="Class 10c"/></meta><sptc>F7V4</sptc><title id="_61479e0e-db9a-4845-8d4b-45b53b8013aa">Sound transmission through walls [F7P4(1)(a) and (2)]</title><archive-num>2019: FV5.4</archive-num><subclause id="_b6d94966-4461-47ca-9e62-f7892eb5c1de" outputclass="subclause"><title id="_f2a83cce-e751-4f73-ad35-8f677dec68ab">SubClause</title><num>1</num><p>Compliance with <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/2867_2.9.0.xml#_b29cd044-f889-4397-a39f-a3d31fc8f95b" id="_c15a1e91-25fe-4f61-a149-bb80909a975c" scope="local" type="subclause">F7P4(1)(a)</xref> and <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/2867_2.9.0.xml#_6d1a5ea0-33ee-4dff-8a12-7473be52c39c" id="_99dfdcd0-1ff7-4f21-b61a-6870feed8427" scope="local" type="subclause">(2)</xref> to avoid the transmission of airborne sound through walls is verified when it is measured in-situ that—</p><ol outputclass="alpha"><li id="_228b4f2f-d4da-4fc3-acfa-4bf17945e57f">a wall separating <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1473_0.4.0.xml#_d2c89488-8a36-464b-94f6-a91d0f5a6c9c" id="_3cb6365f-776c-44bd-914d-eb8d1b04f467" scope="local" type="abcb-glossentry">sole-occupancy units</xref> has a weighted standardised level difference (D<sub id="_e3e5a024-5edd-409b-a4a3-b3ea046d0345">nT,</sub><sub id="_3150a167-f9f5-45dd-b8fb-3fbd27f1043b">w</sub>) not less than 40 when determined under AS<xt:delText xt:action="start" xt:author="Jerome Samuel" xt:dateTime="2024-09-09T11:49:00" xt:id="0a6a5996-2ea5-453d-8792-6b33f2beef0c"/>/NZS<xt:delText xt:action="end" xt:id="0a6a5996-2ea5-453d-8792-6b33f2beef0c"/> ISO 717.1; or</li><li id="_a9f6226b-9367-4a3f-88ad-fde58c79cef6">a wall separating a <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1473_0.4.0.xml#_d2c89488-8a36-464b-94f6-a91d0f5a6c9c" id="_c3dcaeee-3781-425e-b50b-06be002534bf" scope="local" type="abcb-glossentry">sole-occupancy unit</xref> from a kitchen, bathroom, sanitary compartment (not being an associated ensuite), laundry, plant room or utilities room has a weighted standardised level difference (D<sub id="_2a7f1e02-e740-4499-b79c-76821143d0fb">nT,</sub><sub id="_0b5331ab-8316-476b-90ff-894544f02921">w</sub>) not less than 40 when determined under AS<xt:delText xt:action="start" xt:author="Jerome Samuel" xt:dateTime="2024-09-09T11:49:00" xt:id="5520dd0e-276c-46bf-ae60-e5a9741f6621"/>/NZS<xt:delText xt:action="end" xt:id="5520dd0e-276c-46bf-ae60-e5a9741f6621"/> ISO 717.1.</li></ol></subclause></clause>