The 6STARS profile is certified for use even during extreme weather conditions. It contributes to the reduction of your dwelling’s energy consumption due to its high tightness against wind, rain and dust.
The pleasant atmosphere inside your home also depends on maintaining a comfortable temperature throughout the year. All QFort windows have high thermal insulation properties, thus meeting the most demanding needs.
– windows equipped with double thermal insulating glass (24mm): Ug = 1.0 W/m²K, Uw* = 1.16 W/m²K | Uw** = 1.09 W/m²K
– windows equipped with triple thermal insulating glass (44mm): Ug = 0.5 W/m²K, Uw* = 0.82 W/m²K | Uw** = 0.76 W/m²K
* The Uw value is calculated for a standard 1230 mm x 1480 mm window with a surface area of 1.82 m² and an aluminium spacer
** The Uw value is calculated for a standard 1230 mm x 1480 mm window with a surface area of 1.82 m² and a warm spacer
To ensure that the relaxed and wonderful feeling inside your home is not affected by the restlessness of the ever-changing external environment, QFort has a number of soundproofing options that you can take into account. Thus, we recommend choosing windows equipped with glass with sound insulation properties specific to the area where you live.
Values: min. 34dB (-1; -4) max. 41dB (-1; -5)