The Crystal uPVC Left Hung Top Opener Clear Triple Glazed Window is the most popular style in the UK. They are characterised by outward opening vents which are combined with fixed panels (lights). They are available in a huge range of styles and colours. The profiles are slim, but strong and insulating.

Brand Name	Crystal
Colour	White
Material	uPVC
Manufacturer Model No	36WHTG11901040
Dimensions	1190 x 1040 mm
Height	1040 mm
Width	1190 mm
Weight	41 kg
Window Type	Side & top hung
Glazing Type	Triple glazed
Glass Type	Clear glass
Finish	Smooth
Handing	Left hand side hung next to a top opener over a fixed light
Heat Loss U Value	1 W/m2K
Years Guaranteed	10
Country Origin	UK