• The most common beam is raw sawn beam. It is a log that was cut and leveled from all sides. Such alignment is carried out at the pilram. This type of timber has not a high price, so it can be used in construction. From such a beam it will be possible to easily build a bathhouse, a small house, and even a cottage. But this saw of raw timber has its drawbacks. These include the fact that such a beam after some time is shrinkable and additional thermal insulation may be required, as well as a good external and interior decoration.