aluplast upvc doors and windows
Now get Free Instant Price Estimate.

Tried-and-tested option

IDEAL® 4000

70 mm construction depth

It is one of the flagship collections of aluplast, around millions of units are installed already and getting incredible response from the users. This impressive system assures your safety, security and more stability to your new system.

70 mm

construction depth

13 W/m²K


76 W/m²K

Best Uwvalue

Up to RC2


Up to 45db

Sound insulation

Optional features

Technical details

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

Available with aluskin® aluminium shells (wide array of colours)

Recessed option, semi-recessed option, roundline option

5 chamber profile

Concealed drainage is possible

Optional: bonding inside (adhesive technology)