The FCSL520 Step Light is UL & cUL listed for interior and exterior wet locations. Housing and faceplate are corrosion resistant, heavy walled, solid die cast aluminum construction. Lens is 1/8″ thick, tempered, heat resistant, frosted glass. Reflector is precision formed semi-specular aluminum for maximum reflectanceComes in Black Bronze Silver White and Custom color finishes. The Step Light finish goes through a six stage chemical pre-treatment process that includes iron phosphate, to prepare the substrate for a UV stable, super durable standard polyester powder coat. 5 year limited warranty on FC Lighting fixtures.