Recessed sealed luminaire IP65 for 4 x 54W T16 lamp, electronic - fixed output ballast. Body fabricated from mild steel with white powder coated finish. Frame fabricated from mild steel, with welded corners, finished white powder coated. Gasket: silicone. Diffuser panel clear prismatic PET/G, impact resistant and flame retardant (UK Building Regs Part B2 classification TP[a]). Lamps to be ordered separately. Dimensions: 1192 x 590 x 90 mm Total power: 230 W Weight: 10.5 kg