VELUx Electric Flat Roof Window, 600 x 900mm, 0673QV Pane

The 600 x 900mm 0673QV glass surface has a special coating for easy cleaning and is double glazed with a laminated safety inner pane The toughened surface resists damage from hail and ice pellets, offers great insulation and reduced noise from outside Minimal maintenance required PVC Framework and lacquered aluminium cladding Electrically operated flat roof window base with double-glazed unit Integrated rain sensor for automatic closing during rain Highly insulated PVC construction for a maintenance free finish Suitable for roof pitches between 0-15degree if using a curved glass or poycarbonate top cover Suitable for roof pitches between 5-15degree if using a flat glass top cover U-value 1.2 W/m2K 10 Year Guarantee on window, 3 Year Guarantee on electrics Please note this is for the base only, you will need to purchase a top cover seperately. Please note on-site flashings are required to ensure it's weathertight. Structural opening size 6