Overview
                        MasterLine 8
MasterLine 8 can do it all. The high-quality aluminium window series offers reliable performance, versatile design options, and a wide range of functional applications. Enjoy excellent results, even in the toughest weather conditions.
- Our flagship window system with a strong pedigree
 - Ultimate combination of performance and aesthetics
 - Clean look tailored to your needs
 
 Technical information
                        Performance
Insulation
            Thermal insulation (Best) - Uf:
            
          1 W/m²K
            Thermal insulation - Uw:
            
        0.88 W/m²K
            Uw Dependencies:
            
        Frame-vent: Ug 0.6W/m²K, warm edge spacer, @1.23x1.48m (104mm sight line), 36mm glass
Comfort
            Air tightness:
            
          Class 4 (600Pa)
            Water tightness:
            
        Class E900 (900Pa)
            Wind load resistance:
            
          Class C4 (1600Pa)
            Acoustics - Rw(C;Ctr):
            
        TUTI: 46(0;-3) dB, DC: 44(-2;-4) dB
Durability
Class 1 (5,000 cycles)
Safety & Security
Burglar resistance: RC2, RC3, PAS 24
Impact resistance: I5, E5
Properties
Max. Dimensions & Weight
            Min. height of vent:
            
          600 mm
            Max. height of vent:
            
          2800 mm
            Min. width of vent:
            
        450 mm
            Max. width of vent:
            
          1700 mm
            Max. weight of vent:
            
          300 kg
            Max. weight of glass:
            
        1200 kg
Sightlines
            Min. frame width (inward opening):
            
          53 mm
            Min. vent width (inward opening):
            
          37 mm
            Min. frame-vent width (inward opening):
            
        97 mm
            Min. frame width (outward opening):
            
          20 mm
            Min. vent width (outward opening):
            
          118 mm
            Min. frame-vent width (outward opening):
            
        138 mm
Glazing
            Rebate height:
            
          27 mm
            Min. glass thickness - frame/element:
            
          4 mm
            Max. glass thickness - frame/element:
            
        62 mm
            Min. glass thickness - vent:
            
          13 mm
            Max. glass thickness - vent:
            
        72 mm