<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
mads.xsd"><authority><topic authority="http://AATesaurus.cultura.gencat.cat/aat/getty_en">plumbing systems</topic></authority><related type="narrower"><topic>[plumbing and stormwater system components]</topic></related><related type="narrower"><topic>water distribution systems</topic></related><related type="narrower"><topic>sanitary drainage systems</topic></related><related type="other"><topic>water supply systems</topic></related><related type="other"><topic>plumber&apos;s caulking irons</topic></related><related type="other"><topic>plumbers</topic></related><related type="other"><topic>plumbers</topic></related><related type="broader"><topic>systems by function</topic></related><variant type="other"><topic>plumbing</topic></variant><variant type="other"><topic>plumbing system</topic></variant><variant type="other"><topic>systems, plumbing</topic></variant> <note xml:lang="en"><![CDATA[ The systems within a building that supply water to the occupants and carry off liquid or liquid-suspended wastes; includes pipes, traps, vents, and fixtures, but not sources or destinations outside the building such as wells or septic tanks. ]]></note></mads>