SolBASIC
A system based on Aluplast group profiles. Valued for years by both end-users and professionals alike – the IDEAL 4000 system is a durable, aesthetic, and continuously improved solution, perfect for building renovations and modernizations. Thanks to its versatility and reliability, it remains an excellent choice where the most stringent insulation parameters are not required. A perfect balance of quality and affordability.


- 5-chamber frame and sash profile with a 70mm construction depth.
- Sash system available in two variants: Softline (straight sash) and Round Line (rounded sash).
- Bonding Inside – a proprietary design featuring perimeter glass bonding. This technique allows for significantly larger structures while reducing adjustment maintenance to a minimum.
- Aluskin System – optional external aluminum cladding available.

0,92 W/m2K*

43 (-1;-2) dB**

800-1600 Pa

900 Pa
*When using 4SI1/14/4/14/4SI1 glazing with a Ug of 0.6 W/m²K and an inter-pane spacer with a psi of 0.03 W/m²K
** When using 9VSGSi/16/10 glazing
All data is for a standard window, i.e. a single-sash window with dimensions of 1230mm x 1480mm

