... ceiling lamp ,louver fitting,louver fixture 1) Model: surface mounted prismatic louver lighting fitting2) Series: 2X18W, 2X36W, 3X18W, 3X36W, 4X18W, 4X36W3) Types: T5, T8 ... ,0.4mm thickness6)Mirro aliuminum reflector, very good light reflector ,and eye protection. 7)Light distribution: direct 8)Luminance control: CIBSE LG3 ...