Listed warmth hint can be used to guard wet-pipe methods in unheated areas. Thus, dry-pipe techniques use internally galvanized stainless-steel, or another corrosion-resistant pipe, to prevent the onset of rust. The oscillating of water out and in of a system accelerates corrosion since pipes are never fully dry. Visit this blog to be taught about the first UL-listed antifreeze for use in sprinklers. By No Means mix your personal antifreeze answer and add it to a sprinkler system – except you ne...