The S 9000 is a versatile and modern system for windows, doors and sliding doors with two or three sealing levels.

The carefully designed construction details of the CombiSystem S 9000 make it possible to achieve thermal conductivity ratios of Uw = 0.96 W/m2K. The six-chamber construction of the frame and leaf ensures excellent insulation and noise blocking.

The windows of GEALAN S9000 profile system have the best and lowest thermal conductivity (U-value), for those customers who are looking for the warmest windows on the market.