‘When the sun is beating down, close doors and windows, close the blinds or use awnings. Tall plants near the window also help to create shade. With these gestures, you'll save around 30% of energy,’ says DECO Proteste.
Then, at night, open two opposite windows to create air currents and cool the interior of the house. ‘By cooling the walls, the house is better able to withstand high temperatures during the day,’ he adds.
‘If you are able to renovate your home, invest in improving the insulation of walls, ceilings and floors and always opt for the installation or maintenance of passive shading systems,’ the association recommends.
Activities to avoid At the hottest times, ‘put aside tasks that produce heat and vapour or contaminate the air, directly affecting its quality and renewal’: Cooking, ironing, smoking and using paints or glues are examples of activities you shouldn't do.
In addition, you should avoid ‘switching on too many appliances at the same time, such as lamps, televisions and computers.
The presence of people in an enclosed space increases the temperature. Even at rest, a user ‘emits’ around 80 watts. On very hot days and nights, wear light, cool clothes, avoid physical exertion and hydrate well.’