Fully reversable, outside opening top-swing windows ALTER are ideal for renovation where the aim is to gain the benefits of insulation, security, easy cleaning from inside and freedom to choose between any lamination color from our laminates palette.
Aura hinges with lockable opening restrictor, developed by leading hardware manufacturers Spilka&Mila, provide smooth operation, and meet high security requirements.
Uw: Alter profile, 3 layer glass unit 
Sound insulation: Alter profile, 3 layer glass unit 
White uPVC 9016 
Uw: Alter profile, 3 layer glass unit (with thermal reinforcement) 
Sound insulation glass unit available 
Laminated surface. 40 colors available on both sides 
Sun control glass 
Self cleaning glass 
Safety glass 
