Skylux 160° CE met koepel en pvc opstand 35 30 met LM motor en windvang iWindow3 1000 x 1000 mm KYPO5020 LM25W 1300 1600 the perfect openable flat roof the perfect openable flat roof window for partial refurbishments where the existing curb is preserved Daylight size 1400 x 1400 mm Roof opening Equal to daylight size Passage opening 98 x 140 cm Number of actuators Double actuator Number of walls Double walled Insulation value (Ug value) 0 5 W m²K Acoustic value Rw 41 dB Fall through safety Yes LT value 63 % g value 42 % Weight 60 kg m² Guarantee 10 years