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https://haugaard-ditlevsen-2.b....logbright.net/heatin
What Does a Gas Safety Engineer Do? A gas safety certificate, or CP12, is an official file that shows your gas devices, fittings and flues are safe. It is a legal requirement for landlords to get one for all of their residential or commercial properties. Just a Gas Safe Registered (previous CORGI) engineer ought to perform gas work. T