As a family company we function since 1933 and from the very beginning we produce high quality wooden windows and doors. Our windows and doors are made according to european norms and signed with CE mark.more »
The highest production quality standars, experienced workers as well as modern technology is a guarantee that you will get the wooden windows and doors of your dreams.
Modern wooden windows ECO-CLASSIC IV 68 are made according to the latest technological standards. The guarantee of durable and functional hardware, the use of solid glass as well as practical accesories as handles, thermo-drip, glazing strips and many others.more »
Professional wooden windows ECO-ENERGY 78 from company Nieswiec. Professionality and high quality of production guaratees perfect thermal insulation parametres. That makes lowering heating costs of 30% possible. Also awailable in customized shapes – oval, arched, triangle and others.more »
We also produce excellent wooden windows ECO-PASIVE IV 88 and IV 92. As an experienced producer we can guarantee those are of perfect energy-saving and thermal-insulating parametres. We do our best for you to choose the constructions of the best properties.more »
The company Nieswiec also produces wooden-aluminium windows using special aluminium profiles which protect the carpentry against atmospherical factors influence. It also is an excellent way to connect effectivity with elegance and aesthetics. Welcome to place orders!more »