PVC Opstand 90x150 cm KQPV1620 EKS2 0700 2000 This PVC frame with hinges This PVC frame with hinges on long side 0400 x 2200 mm is designed to be installed between the curb and the skylight double walled safety glass: HR++ and dome of your choice with low and compact PVC window high insulation value: Ut = 0 Tailor the design to your specific project: choose a sloped version to capture the maximum amount of daylight and distribute it evenly throughout the room you choose flawless and completely watertight installation of your skylight or flat roof window