Wood, aluminum, wood, aluminum, plastic (PVC), fiberglass and other window constructions are widely used market to ensure the highest consumer characteristics such as heat protection, aesthetics, reliability, and much more. Choose between wooden and plastic windows can be primarily guided by price category. Modern plastic windows are more focused on large-scale construction, they long-lasting and undemanding in operation. Modern wood windows, if in their manufacture have been met the requirements of relevant technical regulations on service life are not inferior plastic, but Operating wood windows require a great deal of attention. Design decisions, like plastic and wooden windows can be equally spectacular. However, the level of ecological safety of wooden windows in a number of cases may be disproportionately higher. Windows should be beautiful. Plastic with a stretch of the imagination be called handsome, his job is to make the window less than beautiful. Plastic window over time lose their appearance. Plastics can not renew, it is not repaired. If you have the look of windows is important, you need a box of wood. Wooden windows – is, first of all, indicator of housing quality. Tree because of its natural unique properties has a greater insulation than plastic or metal. Wooden windows are not loaded electrostatically, and therefore do not attract dirt. Wooden box made of pine occupy the most successful niche market for money. Choosing eco-friendly, ergonomic and inexpensive wooden box made of pine, you'll spend a little more than windows, but get much more – above all, natural and totally harmless to health material. In plastic and tree has its pluses and minuses. The tree restricts the builders during construction and repair work. The windows need to tighten the film, do not expose the solution to the tree and between the wings, and – most important to observe humidity regime. Paintwork must renew in 10-15 years or once in two years, after washing the windows to wipe them with a special solution. Plastic eventually loses the appearance of his can not renew, he is not repaired. In the case of shrinkage of a house or other movements, and at very low temperature plastic can crack, it is necessary to replace the whole sash or window. In severe frosts may occur separation from the mounting box foam, as a consequence begin freezing slopes, or podduvanie. pvc does not have a crystal lattice or the preferred direction of strength – it is slightly runny stuff, so time is sagging doors. pvc electrified and, consequently, attracts dust. Residents of northern Europe, where climatic conditions are comparable to ours, have long appreciated all the advantages of wooden windows. The peak drag plastic there has already passed, and 70-80% now installed in the Scandinavian countries of windows – made of wood.