On a dreich January evening, most Scottish homes lose more heat through gaps and draughts than through anything else. Before you spend a penny on gadgets, walk round the house on a windy day with the back of your hand held close to window frames, skirting boards and external doors. You will find the culprits within ten minutes, and usually for less than the price of a takeaway you can put a dent in them.
One caution: never block deliberate ventilation. Kitchens, bathrooms and any room with a gas boiler or open fire need airflow, and trickle vents should stay open. You are chasing unwanted draughts, not sealing your home airtight.
Heating a house is not about cranking the dial higher. It is about heating the right rooms at the right times, and stopping the system from working harder than it needs to.
Set your programmer so the heating comes on around half an hour before you get up and switches off well before bedtime. If you have thermostatic radiator valves, use them properly — turn down radiators in spare rooms and hallways, and keep bedrooms a degree or two cooler than living spaces. Aim for a main living temperature of around 18°C to 20°C and add a jumper rather than another two degrees. Every degree counts on the bill.
Two jobs often overlooked: lagging exposed hot water pipes, especially in cold lofts, garages and under floors, and checking your hot water cylinder thermostat sits around 60°C. Pipes that are warm to the touch in a cold space are money leaving the building. If you have a combi boiler, turning the hot water temperature down slightly also helps, though never below the level that keeps showers comfortable and safe.
Washing machines and tumble dryers are among the hungriest appliances in a family home, and most of us run them far more often than we need to.
When you must dry indoors, use a well-ventilated room with a dehumidifier rather than draping washing over radiators. It costs far less than a tumble dryer cycle, it protects your walls from condensation, and it stops that faint damp smell settling into the house.
The kitchen is full of small, repeatable savings. Only boil the water you actually need, and descale the kettle regularly — a furred element takes noticeably longer to heat. Pop a lid on pans, match the pan to the ring, and switch the oven off a few minutes before the timer ends, letting residual heat finish the job.
Keep the fridge away from the cooker and radiator, and dust the coils at the back once or twice a year. A freezer that has iced up has to work harder, so defrost it when the ice gets thick. If you use a dishwasher, run it full and on the eco programme rather than half-loading it on a quick wash.
Thermal or heavy-lined curtains, closed at dusk, hold warmth in a room far better than bare windows. Just make sure curtains do not hang over radiators — tuck them behind, or fit a shelf above the radiator to push warm air out into the room rather than up the wall. Reflective foil panels behind radiators on uninsulated external walls are cheap and worthwhile.
Keep furniture clear of radiators, put rugs down on cold floors and use draught excluders where you feel cold air at ankle height. Shorter showers instead of deep baths, and a hot water bottle rather than an electric blanket left on all night, are gentle habits that families barely notice but bills certainly do.
None of this works if it happens once and is forgotten. Pick the first weekend of each month, read your meters, and jot the figures somewhere you will see them. Fix dripping hot taps promptly, check that loft insulation is still sitting flat and deep, and look at the seals around doors and windows before the cold sets in rather than after.
Be kind to yourself about it too. A warm home is not a luxury in a Scottish winter, and nobody should be sitting in a cold living room to save a few pounds. The aim is simply to stop paying for heat you never feel — and to make the money you do spend work a great deal harder.