The 18’ x 40’ Green King Solid Light Weight In-Ground Safety Cover is engineered for convenience and reliability, offering a lighter alternative to traditional solid covers without sacrificing protection. Designed for ease of use, this cover is half the weight of a full-weight solid cover, making installation and removal a breeze. Its innovative Aquaduct drain system effectively prevents water accumulation, while the durable construction blocks 100% of sunlight to inhibit algae growth. With high-quality vinyl material and secure installation components, this cover ensures long-lasting performance and meets the ASTM Safety Standard F1346-91.