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mads.xsd"><authority><topic authority="http://AATesaurus.cultura.gencat.cat/aat/getty_en">[cooling, heating and humidifying components]</topic></authority><related type="narrower"><topic>furnaces</topic></related><related type="narrower"><topic>air washers</topic></related><related type="narrower"><topic>boilers</topic></related><related type="narrower"><topic>cooling towers</topic></related><related type="narrower"><topic>heat pumps</topic></related><related type="narrower"><topic>heat exchangers</topic></related><related type="narrower"><topic>thermostats</topic></related><related type="narrower"><topic>radiator enclosures</topic></related><related type="narrower"><topic>breechings</topic></related><related type="narrower"><topic>trompes</topic></related><related type="narrower"><topic>solar thermal panels</topic></related><related type="narrower"><topic>stovepipes</topic></related><related type="broader"><topic>HVAC components</topic></related><related type="broader"><topic>cooling, heating and humidifying equipment</topic></related></mads>