A VARIETY OF USES: KastLite Egg Crates, made in the USA, are perfect not only for fish tanks, but for multiple other uses including HVAC air distribution, lighting, awnings, signage, and POP displays. DURABLE & STRONG: These egg crates, also known as ceiling louvers, are injection molded into a single piece, making them durable and strong enough for whatever your application might be. EASY UP-KEEP: Styrene significantly reduces dust accumulation, and our egg crates are scratch resistant due to the color being molded directly into the panel. A RANGE OF CHOICES: Available in a number of sizes, colors, and quantities to make sure you get exactly what you’re after. Nominal sizes from KastLite include 2’ x 2’ and 2’ x 4’ and colors include black, white, and chrome. LEADERS IN LIGHTING & PLASTIC SOLUTIONS: KastLite is a leading brand in Lighting Fixtures and Accessories, manufactured in the United States and serving customers across all 50 states. We look forward to serving you! An injection molded cube ceiling louver that offers unequalled efficiency, economy and dimensional versatility. Standard finished include opaque white, black and specular silver. Molded in 2' x 2', 2’ x 4‘ and metric panel sizes. The nominal 3/8” (7,6mm) thickness offers an important freight advantage when cube and container capacity is an issue. All molded sizes include a half lap perimeter detail that facilitates continuous row applications with an unbroken appearance.