Industrial heating as the name suggests involves the installation, service and maintenance of large scale heating and hot water systems in non-domestic locations such as schools, hospitals, hotels and factories. Whereas the plumber works mainly with copper pipework, the industrial heating fitter uses black iron pipes to convey heating and water supplies. Want a challenging career? Then try the Heating and Ventilating Industry. Working on Industrial and Commercial systems to install a varying range of piped services from steam to hot water heating, hot and cold water, to boosted fire fighting, warm air heating and now to renewable energy schemes.