S 8000 IQ system's windows are chosen by people who value the development of personal style and are trying to give their home an original and sophisticated design. S 8000 IQ window system delights the eye with it's clear, elegant lines, soft contours and timeless elegance. It's ascetic design, by virtue of their narrow fronts, fits harmoniously into both modern and eclectic interiors. The new six-chamber S 8000 IQ system, with a depth of 74 mm, meets all the requirements for modern window technology: it features good insulation properties and an effective system of protection against noise and break-ins. Very good thermal insulation properties help to reduce your heating costs and actively contribute to the reduction of carbon dioxide emissions. To prevent the formation of molds and fungi, there can be used ventilation system. Characteristics of system: Using the glazing with a thickness 24 mm, glazing coefficient Uf = 1,1, heat penetration coefficient Uf = 1.4 W / m2K; Using the glazing with a thickness 36 mm, glazing coefficient Uf = 0,7, heat penetration coefficient Uf = 1.2 W / m2K; Using the glazing with a thickness 44 mm, glazing coefficient Uf = 0,5, heat penetration coefficient Uf = 1.0 W / m2K; Excellent thermal insulation thanks to 6-chamber construction; Very good statics owing to the large steel reinforcements in the frame and sash; A wide palette of colours makes all sorts of finishing options possible; Outside: classic contours with rounded edges; Easy maintenance thanks to the large smooth surface of the groove.