V82 is an offer for those who are looking for proven and economical window solutions meeting high requirements for tightness and durability. The Uw coefficient of 0.77 W/(m2•K) and the possibility to use the glazing unit 0.5 W/(m2•K) with Master Therm warm edge spacer bars constitute a declaration of high energy efficiency. Together with the triple sealing system, V82 is compliant with the requirements of the highest (4) class of air permeability.