<?xml version="1.0" encoding="UTF-8" standalone="no"?><?Xpress productLine="ncc-clause" ?><clause id="_19d85952-ea9a-494a-8147-7b9973d111ed" outputclass="ncc-clause"><meta><facet building="Class 1a"/><facet building="Class 1b"/><facet building="Class 10a"/><facet building="Class 10b"/><facet building="Class 10c"/></meta><sptc>S31C6</sptc><title id="_b485bfbb-1fd6-4295-8178-62c58f5be0b2">Stop valves</title><archive-num>2019: Spec G3.8: 2.5</archive-num><subclause id="_711691ad-74a1-43df-a480-975c9eb4ed0a" outputclass="subclause"><title id="_4729c4f6-8229-4c85-a13c-2ece738b5179">SubClause</title><num>1</num><p>Basic sprinkler and wall wetting systems protecting a building containing an <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1197_1.0.0.xml#_d0042ee6-21cd-4d8c-8873-d8bfb694ceff" id="_84dead01-36b3-43d7-bb56-1ae08ad20249" scope="local" type="abcb-glossentry">atrium</xref> must be provided with easily accessible and identified stop valves.</p></subclause><subclause id="_48e8b613-361c-4f58-bb5c-896a91613d4f" outputclass="subclause"><title id="_2c8d0e9b-9708-454b-ab32-47d27c8970e0">SubClause</title><num>2</num><p>Sprinkler and wall wetting systems must be provided with independent stop valves.</p></subclause><subclause id="_88208a60-b9a8-4cc3-91ea-70ebe6031579" outputclass="subclause"><title id="_910b8968-eed6-466f-b634-dbdb0137fda3">SubClause</title><num>3</num><p>Sprinkler heads protecting the roof of the <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1197_1.0.0.xml#_d0042ee6-21cd-4d8c-8873-d8bfb694ceff" id="_664c9725-2c83-4ab5-94f9-d537319dde2e" scope="local" type="abcb-glossentry">atrium</xref> must be provided with a stop valve.</p></subclause><subclause id="_5f929cd4-d843-40c9-9855-00aeffc5d5e6" outputclass="subclause"><title id="_c05cd21d-1836-424f-ab62-f81bf7b09796">SubClause</title><num>4</num><p>Stop valves to wall wetting and roof sprinklers may be of the gate type.</p></subclause><subclause id="_e72014c0-f9d3-4d86-bd2e-84de4c82a708" outputclass="subclause"><title id="_49c4903a-c5ed-43f8-918a-5eca8155bf9a">SubClause</title><num>5</num><p>All sprinkler and wall wetting stop valves must be monitored to detect unauthorised closure.</p></subclause></clause>