pressure plate over curtain wall skylight frame and aluminum breakshape
closeup of curtain wall skylight frame at a corner
in this case, the skylight curb was insulated with rigid insulation on the outside (“outsulated” as the installer called it)
The images below show an extensive skylight spanning the living room space below:
low slope skylight – note water pooling at the mid-right cap. Dust residue will remain in this zone upon water evaporation. Scroll down for a view from the underside.
skylight overview
pressure plate detail. From the top we see: 1). Cover profile/beauty cap; 2). Pressure plate; 3). Glazing gasket (black)
skylight underside overview
note the dust residue accumulated on the right
curtain pocket