VELUX SKYLIGHT SIZES Fixed Skylight (FS) – Deck Mounted FS Size Code A06 C01 C04 C06 C08 C12 D26 D06 M02 M04 M06 M08 S01 S06Outside frame (W”xH”)151⁄4 x 461⁄4211⁄2 x 273⁄8211⁄2 x 383⁄8211⁄2 x 461⁄4211⁄2 x 5415⁄16211⁄2 x 703⁄4231⁄4 x…