Velux fcm non opening flat roof double glazed skylight.
Double glazed flat roof windows.
Roof domes are like opening flat roof lights except the glazing is traditionally polycarbonate as opposed to glass and the glazing is domed rather than flat.
These flat rooflights are most common for offices schools hospitals and other commercial buildings where they re a low cost alternative to domestic flat roof lights.
The brilliantly simple fcm flat roof skylight incorporates the velux high performance laminated glazing unit and an all metal insulated exterior frame.
The glazing is combined with a upvc upstand which has a multi chamber design.
Window structure the type c flat roof window is equipped with a double glazed unit with laminated internal glass which is anti burglary p2a class as standard.
This combined with the double glazing creates an incredibly.
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Unlike acrylic or polycarbonate laminated glass will not fade nor discolour over time.
The flat roof window offers p2 laminated double glazing consisting of a layer of glass on the outside with an argon gas cavity followed by another 6 2mm internal glass pane with a low emission coating.