The FCD24S Inground is Marine grade, corrosion resistant, heavy walled, high pressure die-cast aluminum construction with a 316 machined brushed stainless steel faceplate. Lens is 3/8” thick clear tempered (opal-WFL only), standard. Extruded silicone to provide maximum protection against contaminants. Slips into PVC housing and is pressed in to create a seal. UL & cUL listed for wet locations. IP67 Rating. All of our luminaires are tested to LM 80 with a CRI of 80+ and color consistency of step 4 MacAdam Ellipse. Input voltage 120V standard. Consult factory for dimming and any non-white static color LED options. See our inground FCD24R when a round fixture is more suited to the design of your project.