Product families Elit Original Alu, Elit Original Trä, Elit Extreme and Elit Passiv are Elitfönster's most well-insulated windows, with low and very low U-values. The windows are glazed with insulating / energy glass in various combinations, see data sheets for each product for more details.
For Elit Original Alu and Elit Original Trä you can, at extra cost, choose glasses that further improves the window's insulation (lower U-value) and thus saving energy.
Elit Original Alu has a standard U-value of 1.1 and Elit Original Trä a U-value of 1.2. As an option, at extra cost, Elit Original Alu can be made with a U-value from 0.9 to 1.3 and Elit Original Trä with a U-value of 1.0 to 1.3.
U-value is always specified according to EU standard, size 1230 mm x 1480 mm.