When deciding to buy windows we pay attention to a number of various factors, such as: experience and reputation of the producer, the standard of profiles, color range, parameters of the glass, accessories e.g. the handles, diffuser etc.

However, we must realize that even the best windows require an expert, correct installation. Only then will the woodwork fulfill our expectations. It will enable safe usage for many years to come and the required coefficients in energy efficiency or sound insulation.