Tight optical control from beam shaping optics. Regressed light source to minimize glare. Extruded aluminum single piece housing. 4' and 8' individual units, or continuous rows. Straight runs with proprietary joiner design. Efficacy up to 141 lm/W. Textured powder coat finishes available in white, black, silver and bronze. Driver removable from top side of fixture. Approved for dry and damp locations. 0-10v dimming is standard.