l Service your boiler – regular maintenance could help cut bills by €150 a year.
• Install insulation in attics and in the walls of older houses.
• Only heat rooms which are in use. Keep doors closed to conserve heat.
• Turn off the lights in rooms not in use. Switch to energy-saving light bulbs.
• Fit draught excluders on exterior doors.
• Only use washing machines and dishwashers when full and avoid using the tumble drier.