Skylux 160° CE met koepel en pvc-opstand 30/20 met dubbele LM-motor en pvc-raam type EP25 1600 x 2800 mm KYM|LM25|1300|2800 Then definitely consider a 1500x1500

Then definitely consider a 1500x1500 Skylight from Skylux

0 openable version with opal glass 0700 x 1600 mm:

Is this electric roof access with 16/00 PVC curb 1000 x 2200 mm - Roof opening = daylight size the solution you are looking for

0 openable version with solar control glass 0900 x 1800 mm:

Skylux 160° CE met koepel en pvc-opstand 30/20 met dubbele LM-motor en pvc-raam type EP25 1600 x 2800 mm KYM|LM25|1300|2800 Then definitely consider a 1500x1500Ut value LT value g value Rw value EN 1873 : 2014 EN ISO 13468 EN 16153 EN 410 EN 410 EN ISO 140 3 Material Walls Shells (W mK) (%) (%) (dB) Acrylic EW Clear (H) 1. 19 37 57 24 PMMA Opal (O) 1. 19 34 50 24 DW Clear (H H) 0. 98 33 50 26 Opal (O O) 0. 98 28 38 26 Polycarbonate EW Clear (A) 1. 19 36 55 24 PC Opal (D) 1. 19 24 40 24 DW Clear (A H) 0. 98 32 48 26 Clear (A A) 0. 98 32 46 26 Opal (A O) 0. 98 30 42 26 Opal (A D) 0. 98 21 33 26 Polycarbonate