The air conditioner is indeed a very necessary item in the present. However, when the air conditioner is damaged or dirty and cannot function properly, then you will get very hot air in the house. For this reason, http://www.airconservicing.org/ can help you deal with the problem.
However, it turns out you can make your home comfortable even without using an air conditioner or when your air conditioner is not in good condition. Some tips that you can do are
1. Open the window before going to sleep
If the air at night in the house still feels hot, open your bedroom window before going to bed. Let the night air enter a few hours into the room to make it cooler.
2. Repaint the wall or roof of the house
Repaint the wall or roof cover with a bright color. Colors on the walls, especially the roof, will reflect the sun’s light and heat, helping to cool the inside of the house.