renovatiekader pvc met inserts voor lichtkoepel of platdakraam 0700 x 2200 mm KKB HEO 0400 0400 Choose Skymax CE with PVC Choose Skymax CE with PVC curb 20 00 EP with iDome 0600 x 0900 mm and enjoy peace of mind knowing that you are investing in a high quality smoke and heat extraction system that meets all requirements and standards Daylight size 1000 x 2500 mm Roof opening 1200 x 2700 mm Passage opening 100 x 210 cm Number of actuators Double actuator where the original curb can be preserved without the need to remove or significantly modify the existing roof structure