Secure your swimming space with the DL42 Swimming Pool Top Cover! Designed for a perfect fit with the DL21 and similarly sized pools, this cover ensures protection like no other. Its durable material guarantees to keep your pool free from dust, leaves and debris. With added rope ties, your cover stays put, no matter the weather. Simplifying your pool maintenance routine, the DL42 Pool Top Cover ensures cleaner water and prolongs your swim season. Invest in safety, cleanliness, and tranquility. Choose the DL42 for a spotless pool every time you dive in!