Flush deck hatches, easy and quick fitting. Lower framework made of carbon fibre, RAL 9005 black finishing; paintable in other colours on request. Watertight seal glued on the frame. Window in acrylic glass, smoke grey, 12 mm thick, equipped with opening with gas springs adjustable in each position, invisible from inside. Handles in silver anodized, CNC machined aluminium, with safety locking; outside opening slot with winch handle. They are CE approved in category A for area IIa, III, IV. Fixing by gluing on the deck and hidden M6 screws.