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CORGI - 58% of Consumers Still See It As An Essential Factor When Choosing Their Gas Engineer You must ensure that the person who replaces or repairs your gas boiler is licensed. Recent polling conducted ahead of Gas Safety Week showed that despite CORGI not being the official register for gas engineers, 58% consumers still view it as an important aspect when selecting their engineer. Qualifications The profession of gas engineer is a highly lucrative career choice and offers the possi