The WAC Lighting Ocularc 3-Inch LED Square Open Reflector Trim offers a sleek, razor-thin spotlight that installs in airtight Oculux remodel and new construction housings. Made from Die-Cast Aluminum for durability, this Square Reflector trim features a 4.5” cutout for a crisp single spotlight to light up your space. Dimmable with an EVL, TRIAC or 0 – 10V dimmer.