OS-501 Lamp: T5 Tubular fluorescent. Body: Treated and painted steel plate. Panel: Perforated, treated and painted steel plate. Reflector: Faced in bright anodized aluminum of high reflectance and high purity (99,85%). Louvers: Parabolic in bright anodized aluminum of high reflectance and high purity (99,85%); Socket: Push-in G-5 quick-coupling type, safety rotor in polycarbonate and contacts in phosphor bronze. Installation: Ceiling-mounted.