Plastic windows EFEKT with 5-chamber profile with a depth of 73 mm are offered in classic shapes, in a face-spaced design. It is a choice of either classic double glazing units with plastic bezel or triple glazing units with heat transfer of Ug = 0,6. For triple glazing, the heat transfer coefficient is Uw = 0.7.
The profile is also suitable for plastic windows of nonstandard – inclined and curved shapes. EFEKT balcony doors are offered with options of low-profile door sill, outward opening and sliding doors.