The side scuttle has a hinged thick glass light (also sometimes called a sidelight) which, when closed by butterfly nuts, makes a watertight joint with the frame.
Izitya ezisemalaleni zinesikhanyise seglasi etyebileyo esibanywe ngehenisi (ngamanye amaxesha esisekwaziwa njenge sibane esisemacaleni) esithi xa zi sivalwe ngce nati zebhabhethane, yenza ijoyinti engangeni munzi nefreyimu.