Access panels are available in each of the three Protone board patterns. These consist of a plasterboard frame that is easily set into the ceiling and a 510mm x 510mm hatch piece with a matching perforation pattern that fits neatly into the frame. These panels provide access to the ceiling cavity while ensuring a seamless look across the surface.our product pages to find out more about Activ'Air technology and Protone and Rigitone’s other product features.