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Windows let light into the rooms and protect against external effects. IDEAL 4000® from aluplast offers the perfect synthesis of innovative window technology and vitality for life.

With millions of units already installed, this system impresses with incredible, tried-and-tested stability and a wide range of designs. 

Heat insulation | for energy conscious living
aluplast window system orivide the best heat insulation characteristics at all times
for a comfortable room atmosphere.

IDEAL 4000® | advantages for you

· 70 mm depth
· heat insulation characteristics for the standard combination Uf-value = 1.3W/m²K
· glazing thickness up to 43 mm
· sound insulation up to 46 dB (up to sound insulation class IV)
· double design variety in the sash (surface offset | half-surface offset)
· different profile shapes for an individual design
· design glazing bead for the interior
· covered, non-visible drainage possible
· 5 chamber system as standard combination
· continuous groove seal system in the frameand sash
· use of the relevant security window hardwareguarantees outstanding protection against break-in

Security | thanks to IDEAL 4000®
Burglar resistant window profile constructions provide more security in your own four walls.
Sound insulation | pure relaxation

Noise is unpleasant and has a negative effect on the human body. aluplast U-PVCwindow systems guarantee the best insulating properties in the window profile.



  • 70 mm construction depth

  • Uf=1.3 W/m²K

  • Uw=0.99 W/m²K with standard-triple-glazing with Ug=0.6 and Psi=0.040 W/mK

  • Uw=0.76 W/m²K best possible option with triple glazing with Ug=0.4 and Psi=0.030 W/mK

  • Up to RC2 burglary protection

  • Up to 45dB (sound protection class 4)

  • Up to 41 mm glazing

  • Wide range of laminations available

  • Recessed option, semi-recessed option, roundline option

  • 5 chamber profile

  • Concealed drainage is possible

  • Optional: bonding inside (adhesive technology)

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