<?xml version="1.0" encoding="UTF-8" standalone="no"?><?Xpress productLine="ncc-clause" ?><clause xmlns:xt="urn:xpressauthor:trackchanges" id="_7057c68e-1c8a-4491-92fb-28429387320b" outputclass="ncc-clause"><sptc>B2D4</sptc><title id="_a85cf5ff-7787-40ce-bede-317d3f3c9947">Water efficiency</title><archive-num>2019: B2.4</archive-num><subclause id="_c7b3fa0d-2967-49b1-88d5-4623a9a57fb2" outputclass="subclause"><title id="_24c1f4d8-9142-4db3-b721-90a09e84bd55">SubClause</title><num>1</num><p>A tap or outlet used for a shower, basin, kitchen sink, or laundry trough must be a minimum of 3 Star WELS rated and discharge not more than 9 litres per minute.</p></subclause><callout id="_62845483-257f-41d8-a2f8-690680ab66d3"><callout-type ncc-info-type="exemption"/><p>The requirements of B2D4 do not apply to a shower intended to provide rapid drenching of a person for emergency purposes, such as chemical removal.</p></callout><callout id="_b8887da1-b130-4eaf-a780-a826183149d8"><callout-type ncc-info-type="application"/><p>A <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1334_0.4.0.xml#_92b3a3dc-59e4-425f-909b-d8eb03e6460a" id="_4ce535a2-772a-430c-a779-95eab66bfeea" scope="local" type="abcb-glossentry">heated water</xref> outlet includes an outlet which delivers any combination of <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1334_0.4.0.xml#_92b3a3dc-59e4-425f-909b-d8eb03e6460a" id="_38515036-a2c3-41e9-8ce5-8a98a70d965c" scope="local" type="abcb-glossentry">heated water</xref> and cold water.</p></callout><callout id="_17b924ea-5fc9-4054-8840-5cd63d0f827f"><callout-type ncc-info-type="info"/><p>AS/NZS 6400 Water Efficient Products - Rating and labelling, provides the basis for the rating and labelling of a range of products under the mandatory Water Efficiency Labelling and Standards (WELS) Scheme.</p><p>B2D4 outlines the minimum level of water efficiency for certain <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1401_0.7.0.xml#_a318c0f3-5635-4ac0-b103-59d798c9f23d" id="_314254d0-0c39-400a-8110-c698d84275a4" referencetype="Text" scope="local" synctargettext="false" type="abcb-glossentry">plumbing</xref> <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1415_4.0.0.xml#_24195589-302c-49fb-bf91-bfa3db6cb767" id="_308bb18a-1cea-4152-bfff-b838e5dd1c47" referencetype="Text" scope="local" synctargettext="false" type="abcb-glossentry">products</xref> and fixtures, however the adoption of <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1415_4.0.0.xml#_24195589-302c-49fb-bf91-bfa3db6cb767" id="_0d50f21a-d1ea-4c50-9205-3a81d2218561" referencetype="Text" scope="local" synctargettext="false" type="abcb-glossentry">products</xref> and technologies of greater efficiency should be considered.</p></callout></clause>