... choose recessed and surfaced Product Name: Fluorescent Louvers for T5 lamps Specifications: 1) Use for: construction project, office, hotel, deparment store and ... ) Voltage: 220V,240V 4) Frequency: 50/60Hz 5) Material: Steel base for 0.25mm, 0.3mm,0.4mm,0.5mm Reflector ... for stainless steel, imported/domestic mirror aluminium, steel covered with aluminium ...