<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31346799</termId><termName>downfeed systems</termName><termType>PT</termType><termNote><![CDATA[ Water distribution systems in which water is pumped to holding tanks above the points of use, thereby increasing water pressure through gravity; most often employed in tall buildings where municipal water supply lacks the pressure necessary for an upfeed system. ]]></termNote><termCreatedDate>2026-03-30 20:33:32</termCreatedDate><relation><relationType>UF</relationType><termId>31346800</termId><termName>distribution, downfeed</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31346801</termId><termName>down-feed systems</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31346802</termId><termName>downfeed distribution</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31346803</termId><termName>downfeed system</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31346804</termId><termName>systems, downfeed</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31321845</termId><termName>water distribution systems</termName><termType>PT</termType></relation></term>  </Zthes>