Gas App Uk has been designed by and for registered gas engineers Our multi-award winning app is a vital one-stop shop resource for the day-to-day work of gas engineering. The app includes just some of the following: • Thousands of Manuals and MI’s Manuals for both domestic and commercial appliances, including current, backdated and even obsolete manuals. • Digital Forms Domestic job sheets, gas inspection records, landlord gas safety records, legionnaire risk assessments, warning notices