Matches in DBpedia 2016-04 for { ?s ?p "An automatic bleeding valve or air release valve (ARV) is a plumbing valve used to automatically release trapped air from a heating system.Air, or other gas, may collect within plumbing. For water delivery systems to taps and basins, this air is flushed through with the water flow and does not cause a problem. In a closed heating system though, it has no other means of escape and builds up."@en }
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- Automatic_bleeding_valve comment "An automatic bleeding valve or air release valve (ARV) is a plumbing valve used to automatically release trapped air from a heating system.Air, or other gas, may collect within plumbing. For water delivery systems to taps and basins, this air is flushed through with the water flow and does not cause a problem. In a closed heating system though, it has no other means of escape and builds up.".