<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31411155</termId><termName>reflective insulation</termName><termType>PT</termType><termNote><![CDATA[ Building material usually comprised of two or more layers of reflective material containing a dead air space between them and which acts as a unit to block conducted, convected, and radiated heat. ]]></termNote><termCreatedDate>2026-03-30 20:50:33</termCreatedDate><relation><relationType>UF</relationType><termId>31411156</termId><termName>foil back insulation</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31411157</termId><termName>insulation, foil back</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31411158</termId><termName>insulation, reflective</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31374093</termId><termName>thermal insulation</termName><termType>PT</termType></relation></term>  </Zthes>