The Oslo is manufactured to a high specification, featuring a die-cast bezel and spun aluminium reflector. Electronics are housed in a tough polyamide (30% glass fibre) remote box which can be clipped onto the back of the body or detached to reduce installation depth (standard body only). Ceiling fix via 3 flip-out and screw down arms (not low void body). Available with integral LED emergency facility and PL-R eco lamps (open version only).