Electric control apparatus, systems, devices and installations; programmable control apparatus; remote control apparatus; remote control apparatus for use with heating, lighting, steam generating, drying, ventilating, air conditioning, water supply and security apparatus; temperature controllers; temperature controlling apparatus; thermostats; energy control devices; thermostat control apparatus; electric thermostats; room thermostats; temperature control apparatus in the form of thermostats; thermal sensors for use in thermostats; thermal controls; boiler control apparatus; communications controllers; computer software for time control; computer software for temperature and lighting control; multiple control signal transmission units; network controlling apparatus; communication interface units; interface software; interactive computer software accessible on computers and via mobile telephones; mobile phone applications; wireless communication apparatus; communication networks; security control apparatus; electronic and automatic access security apparatus; security video cameras and television monitors; intruder detection systems and apparatus; software to control building access and security systems; meters; meters for measuring and monitoring energy; computer software for use in meter reading, monitoring and reporting; smart meters; smart meters, namely, meters for testing, displaying and reporting on-going energy usage; electrical meters; gas-flow meters; visual display units; apparatus, equipment and instruments for measuring the efficiency, performance and consumption of gas boilers; mobile communication terminals; mobile data communications apparatus; data transmitting apparatus