The LEDVANCE Damp Proof family comprises six luminaires in four wattages (21/30/39/54 W), two lengths (1,200/1,500 millimeters) and two light colors (4,000/6,500 Kelvin), achieving a luminous flux of up to 6,400 lumen and a luminous efficacy of up to 115 lumen per watt (operating temperature from –30 °C to +40 °C). These LED damp-proof luminaires with IP65 have a housing and diffuser made from robust plastic (PC) and stainless-steel clamps. The two unequipped housings (1 and 2-lamp versions) are pre-wired for AC LED tube installation. They come with a five-year guarantee.