Searching for the Best Gas Engineer in Park Royal? Then contact One Bar Plumbing. They started in 1995 as a general builder and began specialising mainly in plumbing since 2000, with an eye on expanding skill sets for the future, keeping in line with innovations and technologies. A highly experienced self employed plumber, undertaking domestic boiler installation, domestic plumbing and gas central heating, as well as high end bathroom installations. Visit them for more info.