The Pauluhn DuraPro is a linear fluorescent fixture for Class I, Division 2, Class I, Zone 2 and Class II, Division 2 locations. The DuraPro has a Type 4 and IP66 rating, and it features an acrylic lens designed to withstand constant exposure to sunlight and contact with petroleum based products. Constructed of extruded aluminum with T5, T5HO, T8, T8HO and T12HO lamps, the DuraPro is available in two and four foot length fixtures in 2-, 3- or 4-lamp configurations. An optional emergency battery back-up is also available.