Specifications:* Zinc Coated Steel Housing* Diffuser - Clear or White Prismatic Polycarbonate (VHXW and VPLW Only)* Diffuser - Clear Prismatic or White Smooth Polycarbonate (TWXW Only)* Hi-Reflectance White Powder-Coated Backplate* Mounting - Threaded Rod and Crossbar (included)* UL Wet Location Listed (VHXW Only)* ADA Compliant (TWXW Only)* EnergyStar Listed in Selected Configurations