Measuring, monitoring and safety devices for oil tanks and oil pipelines; electric remote control devices and parts thereof; pressure gauges; tank overfill alarm systems; leak alarm and display devices; mechanically, pneumatically and electrically operated tank content measuring devices; limiting value transmitters (included in this class); limiting value detecting, control and regulating devices; flexible fuel dipsticks (included in this class); temperature measuring and control devices; level indicators and controllers; waste or flue gas analysis devices; gas alarm systems; event evaluation and reporting systems, also combined into systems (included in this class); thermostats; parts of heating systems namely chimney draft controllers, heating controllers, thermostats; sacrificial anodes, mechanical remote control safety devices, low water alarm switches, reducers and blind plugs; controllers for rain water recycling systems; testing equipment for tank service and for sanitary and heating systems

Parts of heating systems, namely distributors, actuators for valves, release cords, filters, gas ball valves, safety valves; fittings for oil burning systems and heating systems; solar stations for heating