Shallow design surface module available in 1x2, 1x4, 1x8, 2x2, 2x4, and 4x4 sizes in 2, 3, 4, 6, and 8 lamp configurations in T8, T5, andBIAX. End and side seams are welded and filled to provide the appearance of a smooth continuous channel. Flush steel doorframe isstandard. Optional glare dampening ribbed aluminum regressed frame. Door frame is secured by rotary cam latches. For surface and pendant mounting individually or in continuous rows. Available with specularaluminum reflector 87 percent reflectance high reflective white reflector 92 percent reflectance or high efficiency specular aluminum reflector 95 percent reflectance .