Heating 10 ways to cut heating bills
Heating is the single biggest energy item in many homes. Each degree of room temperature saved cuts heating energy by about 6 percent. These tips cover control, sealing and behaviour.

Thermostat 1 degree down: 6 percent less heating
Each degree lower cuts heating energy by about 6 percent.
$9-16 per week
Short full-open airing instead of tilted windows
Five minutes of cross-ventilation swap the air without cooling walls.
$3-8 per week
Bleed radiators before heating season
Air in a radiator drops output by up to 15 percent.
$2-6 per week
Check door and window seals
A 2 mm window gap equals an open beer glass of leakage.
$5-10 per week
Smart thermostat: schedule per room
Scheduled heating saves 8 to 13 percent when no one is home.
$6-14 per week
Keep radiators clear, no furniture in front
Sofa or curtain blocking a radiator costs up to 20 percent of output.
$2-5 per week
Thermal curtains at night
Thick curtains cut nightly window heat loss by a third.
$3-8 per week
Reflector foil behind radiator
Reflector foil behind radiators on external walls: 2 to 4 percent saving.
$2-6 per week
Close blinds at sunset
Closed rolling shutters halve nightly window heat loss in winter.
$2-5 per week
Cap hot water at 55 degrees Celsius
Hot water above 60 C is usually waste and a legionella concern.
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