This window and door system combines functionality, aesthetics and versatility of use with a wide variety of architectural solutions and an affordable price. The lightweight and durable Thermo 57 window and door system meets the high demands of the market.

Thanks to optimized aluminum profiles, installation of the system is carried out in a short time.

BKT 57 is a new window and door system. An economical solution dictated by the growing popularity of warm aluminum windows. It can be used both at housing construction sites, renovation projects, and in public buildings.

The system is based on combined profiles consisting of two aluminum parts connected to each other using two thermal inserts made of glass fiber reinforced polyamide. Combined profiles make it possible to produce structures with good static performance and durable joint solutions.

It is possible to assemble coplanar doors, which are highly reliable and durable.

Thermo 57 Engelberg windows from IMZO offer excellent thermal insulation and stylish design. These aluminum windows are ideal for residential and commercial premises, providing reliability and durability, as well as comfort in use.