<?xml version="1.0" encoding="UTF-8" standalone="no"?><?Xpress productLine="abcb-glossentry" ?><abcb-glossentry xmlns:xt="urn:xpressauthor:trackchanges" id="_bf26e61b-dbc1-4c09-b8be-ac8d936c0ac9" outputclass="abcb-glossentry"><glossterm id="_5a8cb42e-a549-40fa-a685-3422c624c5b7">Total R-Value</glossterm><glossdef outputclass="glossdef"><p>The sum of the <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1420_0.4.0.xml#_f438bdfd-6adb-43c4-b342-7b1656af23c4" id="_6da51092-65f2-4ad1-a5d8-5781b745c678" scope="local" type="glossterm">R-Values</xref> of the individual component layers in a composite element including any building material, insulating material, airspace, thermal bridging and associated surface resistances, expressed in m<sup id="_2222d36d-da19-40b2-8246-238c4ddd1fe2">2</sup>.K/W.</p></glossdef></abcb-glossentry>