Fire-resistant LED recessed ceiling light Chalice To prevent fire from becoming a gateway in fire-resistant ceilings, all sections should be fire-resistant. The Chalice recessed light fulfils this requirement. It consists of a steel housing with aluminium heat dissipation and a white cover ring made of die-cast aluminium. The LEDs are located behind a plastic lens. Installation is tool-free with two lateral retaining springs in 1 to 25 mm thick Ceilings - Light emission: 100 % downwards, 48° - Chromaticity tolerance (initial MacAdam): 3 - IP code: IP65 (visible section after installation)/IP 20 (above ceiling opening) - Impact resistance: IK04 - Fire-resistant - Ø installation opening: 7.4 to 8 cm