Includes the latest standards and codes of practice, providing essential practical guidance for non-domestic operatives. Now with full colour illustrations and an increased font size to make finding and understanding what you need much easier Manual Sections cover: Gas safety legislation Gas emergency actions and procedures Risk Assessments Characteristics of combustion Ventilation Installation of pipework and fittings Testing for gas tightness and purging 3-phase electrics Checking and setting regulators Gas Industry Unsafe Situations Procedure Operation/positioning of emergency controls/isolation valves Emergency notice, warning labels and reporting forms Burners and their control systems Checking/setting appliance burner pressure/gas rates Combustion analysis, appliance efficiency and testing Operation/checking of gas safety devices and controls Standards for flue Flue testing Duties of landlords (Non-domestic premises) Plus much more essential information that competent gas operatives require to undertake safe gas work.