ALT W62 / W72 windows and doors installation manual
mmMax sash height Up to 2 500
mmMax sash width Up to 1 600
Max infill unit thickness 54mm
Max sash weight Up to 150 kg
Energy
1,3 W/m2*KThermal insulation, Uw (EN ISO 12567-1:2011)
Safety
PAS 24:2016 (class W)Burglar resistance
Comfort
class 4 (600 Pa)Air permeability (EN 1026:2000, EN12207:1999)
class E1500 (1500 Pa)Water tightness (EN 1027:2000, EN 12208:1999)
class B5 (2000 Pa; 1/200)Wind load resistance (EN 12211:2000, EN 12210:1999)
up to 36 dBAcoustic insulation (EN ISO 10140-2:2011, EN ISO 10140-4:2011)