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What Does a Gas Heating Engineer Do? When it is about heating and plumbing, knowing who to call for certain issues can make the difference. While plumbers are able to deal with any issue with water systems and heating engineers are experts in heating systems such as radiators and boilers they can also handle other problems. Both jobs require specific abilities and extensive training. Selecting the right engineer will save you money and time. Qualifications Gas engineers are responsible for a myriad of duties, but also have a good salary and man