How to replace windows and doors yourself

When planning repairs in the apartment or in the country, usually first of all think about replacing windows and doors. With windows everything is clear, there are not many options. The price tag of various PVC profiles does not differ significantly. The choice of entrance doors is also not to be foreseen for special troubles. The main thing is to decide on the manufacturer «China» or «Russia» — the difference in price is an average of five thousand. The rest is a matter of taste. The choice of color and models of the desired size and opening is usually not large. But over the interior will have to break your head.