Insulation is necessary for support and anchorage to the walls of the house. A good insulation will make the walls firmer and stronger. Thus, the walls will be completely sufficient to support the entire framework of the house. However, there is another benefit of insulating the external walls of the house. The external walls of the house are vulnerable to the extremes of weather and climate. So, one of the best ways to secure the house against weather is to insulate the external walls. In some ways, this would be better than the use of electronic appliances for different climatic conditions.
The external walls may be heated up when the summer is really extreme. They may even get cold and chilled, when it snows severely. If the walls are not insulated well, the internal atmosphere may also get heated or chilled up. So, external wall insulation is one of the best ways to keep the room cool in summer and warm in winters. External wall insulation is also a very cost effective option. It will help in reducing the costs of your electric bills. You won’t have to run the electronic heaters and air conditioners to keep things warm and cool. So, it is quite an economical solution.