Scientific, electrical and electronic apparatus and instruments; gas and emission analysers, gas emission detectors, room air flow measuring instruments, air flow meters, flue draft pressure meters, gas pressure meters, gas to air ratio meters, refrigerant gas leak detectors, thermal imaging cameras for temperature measurement, differential thermometers, pocket temperature thermometers, infrared thermometers, combustion smoke probes, flue gas and pressure probes, all for testing, calibration, displaying and printing results, monitoring, recording, indicating, analysing, sensing, detecting, measuring, checking, metering of electricity, electrical and electronic circuits, ambient gases, exhaust gases, exhaust emissions, combustion efficiency, and environmental parameters; combustion efficiency analysers and combustion testing probes to measure stack temperature, flue pressure and gas levels in order to calculate the efficiency of boilers, heaters and furnaces; automotive emissions analysers being gas analysers and diesel smoke meters; room air quality monitors; hazardous gas detectors being carbon dioxide detectors, carbon monoxide and warning instruments being carbon dioxide alarms, carbon monoxide alarms, gas leak alarms; digital multimeters, clamp meters, voltage testers, all being electronic and electrical test meters; parts, fittings and accessories for all of the aforesaid goods

Repair and maintenance services for scientific, electrical and electronic apparatus and instruments, gas combustion efficiency analysers, gas combustion testing equipment, automotive emissions analysers, air quality monitors, hazardous gas detectors and warning instruments, electronic and electrical test meters all being gas and emission analysers, gas emission detectors, room air flow measuring instruments, air flow meters, flue draft pressure meters, gas pressure meters, gas to air ratio meters, refrigerant gas leak detectors, thermal imaging cameras for temperature measurement, differential thermometers, pocket temperature thermometers, infrared thermometers, combustion smoke probes, flue gas and pressure probes, probes to measure stack temperature, flue pressure and gas levels in order to calculate the efficiency of boilers, heaters and furnaces carbon dioxide detectors, carbon monoxide, carbon dioxide alarms, carbon monoxide alarms, gas leak alarms, digital multimeters, clamp meters, and voltage testers; information, consultancy and advisory services relating to the aforesaid

Conformance testing, quality testing, and safety testing to determine conformity with certification standards of for scientific, electrical and electronic apparatus and instruments being gas and emission analysers, gas emission detectors, room air flow measuring instruments, air flow meters, flue draft pressure meters, gas pressure meters, gas to air ratio meters, refrigerant gas leak detectors, thermal imaging cameras for temperature measurement, differential thermometers, pocket temperature thermometers, infrared thermometers, combustion smoke probes, flue gas and pressure probes, all for testing, calibration, displaying and printing results, monitoring, recording, indicating, analysing, sensing, detecting, measuring, checking, metering of electricity, electrical and electronic circuits, ambient gases, exhaust gases, exhaust emissions, combustion efficiency, and environmental parameters, combustion efficiency analysers and combustion testing probes to measure stack temperature, flue pressure and gas levels in order to calculate the efficiency of boilers, heaters and furnaces, automotive emissions analysers being gas analysers and diesel smoke meters, room air quality monitors, hazardous gas detectors being carbon dioxide detectors, carbon monoxide and warning instruments being carbon dioxide alarms, carbon monoxide alarms, gas leak alarms, digital multimeters, clamp meters, voltage testers; information, consultancy and advisory services relating to the aforesaid