The Advantages of Wooden Windows are the Highest Strength of Wood with A Small Mass. Do Not Forget the Highest Frost Resistance of Wooden Structures. In Addition, They Arean From Anvironmental Point of View. The Tree is Easily Processed, and Wooden Window Constructions are maintainable. As for the Shortcomings, Here We Can Name the Pressence in the Wood of Vices, Hygroscopicity and Combustibles.