Blue Winter Water Tubes for Swimming Pool Covers, 6 Pack Water Bags for 8 FT Pools, Pool Cover Weights for Inground Pools

About this item

• Leak-Proof Screw Cap: Easy to use spiral filling caps with built-in rubber seals. A simple twist ensures secure closure, preventing leaks and making pool cover bags maintenance a breeze, far surpassing traditional push-type caps in ease and reliability
• Single-Chamber Efficiency: Experience superior water capacity and ground pressure with our single-chamber pool water bags. Its nearly seamless design minimizes leakage risks, providing a more dependable solution than joint pipes for better winter coverage
• High-Frequency Welded: Engineered with high-frequency welding and wide seams, our pool cover bags ensure airtightness and pressure resistance. Withstand freezing temps as low as -10°F for over two years. Fill to 2/3 capacity to prevent freeze expansion
• Effortless Installation: Our single-chamber blue pool water bags make winter prep simple. these pool water tubes flexibly conform to any pool shape, including rounded edges, they offer reliable, seamless coverage often challenging for dual-chamber bags
• 3-Layer Composite Material: constructed from 0.7mm thick composite material with E-PVC on the top and bottom layers and a middle layer of fiber explosion-proof material. The seal edges are more secure compared to 0.4mm single-layer PVC, providing extended durability.