Tilt Window, Opens Outwards, Opens Inwards, White, Grey, Center Pivot, Width 66 cm, Height 118 cm, Depth 10.5 cm
From Amazon
VELUX GGL FK06 2070 Ventilated Skylight (roof Window)
Wickes
VELUX GGL FK06 2070 White Painted Centre Pivot Roof Window - 660 x 1180mm