75 series outer casement window [K value 1.8]

Width of heat insulation strip: 35
Glass configuration: 6Low-e+12Ar+6+19Ar+6 (double warm sides)

Insulation performance [w/(m k)]: 1.8
Corresponding energy consumption level: low energy consumption

Water tightness (Pa): 6
Air tightness [m3/(m h)]: 8
Wind pressure resistance (KPa): 9
Sound insulation performance (dB): 37
Compatible fire integrity (t/min): 60
Open fan width range: 400mm-720mm
Open fan height range: 800mm-1500mm
Hardware load bearing: 60kg
Maximum opening angle: 88°

Product performance will vary due to different window types and areas, please refer to the actual situation for details