System profiles have a three-chamber structure with the constructional depth 70 mm with a thermal break made of polyamide, that is reinforced with glass fiber and special inserts that insulate the section inside and the space between window panes in MB-70.
Glass packages are available with thickness up to 50mm; one-chamber glass package with thermal transmittance Ug = 1,0 W/(m2K) according to the PN-EN674 norm in standard; the possibility to apply a three-glass package with Ug = 0,5 W/(m2K) or four-glass with krypton with Ug = 0,3 W/(m2K); the possibility to apply glasses with enhanced sound insulation, tempered, safety, anti-burglary, ornament or solar protective. Wide range of door fillings is available.
3-point automatic espagnolette MACO; hinges made of drawn aluminum which stands out with great durability. Optionally lock with one point latch bolt.