Poolmaster's Maintenance Collection consists of the essential products for pool and spa maintenance. Items include skimmers and rakes, vacuums and hoses, water treatment tools, brushes and poles, accessories and replacement parts made in various styles, sizes and quality materials. Items from the Maintenance Collection are constructed with durable materials designed to keep your pool sparkling. Protect the integrity of your above-ground pool cover. Poolmaster's Pool Cover Draining Kit is easy to use and requires no batteries or electricity. Simply place drain in center of accumulated water and attach on end of a garden hose to adapter and the other end to where you want the water to drain. Pump to start the gravity-based flow of water. Color: Multi-Colored.