The heat inside remains;
Good protection against adverse weather.
If you decide to insulate the outer part of the house from the beam, then you should know that today the market is full of a wide variety of materials. However, it is important to first pay your attention to the thickness of the insulation, its quality and price. Try to compare the characteristics of thermal conductivity, strength, elasticity, features when installing different manufacturers, and you will certainly decide on the choice.