● Uw value = 0.13 Btu/(h⋅ft2⋅°F)
● center gasket system with three sealing
● levels for increased burglar resistance
● design variety in the sash (recessed classic-line | semi-recessed classic-line, soft-line , round-line)
● tested burglar resistance class RC2
● concealed drainage is possible
● excellent sound insulation up to noise
● additional Nailing Flange profile for easy installation