The HARTLEY 50W Round Canopy Light is a multiple installations industrial low-bay light, particularly effective in spaces with lower ceiling heights ranging from 3 to 6 meters. Unique to its design is 2-piece hinged housing with a large cavity making DIY and maintenance easy. Besides the classic version with a flat glass cover, it is also available with an uplight refractor, which maximizes light dispersion by directing light sideways and upwards. High light efficacy up to 145lm/w. Convex refractor option features a wide distribution pattern with uplight.