Measuring, monitoring and safety devices for oil tanks and oil pipelines, namely, electric remote control devices and structural parts thereof; pressure gauges; tank overfill alarm systems; leak alarm and leak detectors; mechanically, pneumatically and electrically operated tank content measuring devices; level sensors; control and regulating devices for use with liquids and gases; flexible fuel dipsticks; temperature measuring instruments and controllers; level indicators and controllers; waste or flue gas analysis instruments; gas and smoke alarms, event reporting systems, thermostats; structural parts for heating systems, namely, electronic chimney draft controllers, heating controllers and thermostats; sacrificial anodes used to inhibit the corrosion of underground oil tanks and oil pipelines; mechanical remote control safety devices for oil tanks and oil pipelines; boiler water low level alarm; pressure reducers and blind plugs; electronic controllers for rain water recycling systems; test instruments for tank servicing and for sanitary and heating systems, namely, transducer testing device, condensate water tester, pressure vacuum meter, level tester, gas detectors, leak test devices with electronic leak rate processing, flue gas analysis computer; structural parts for heating systems, namely, electric valve actuators

Structural parts for heating systems, namely distributors release cords, filters, gas ball valves and safety valves; fittings for oil burning systems and heating systems, namely, tank fittings, heating pipes; solar stations for heating, namely, solar heat collection panels