Robelle 8-Foot Double-Chamber Winter Water Tubes for Swimming Pool Covers

Double chamber easy-fill design. Leak-proof valves are easy to fill with a garden hose. Industrial double heat sealed seams. Each tube is 8 feet long. Secure your pool cover during the winter months with the Robelle 8 ft. This black water tube is constructed of a durable extra heavy-duty puncture resistant vinyl and offers a conveniently placed leak-proof valve that is easy to fill with a garden hose. Ideal for larger pools this tube provides added support and security from wind and weather. Remember water tubes should be filled half-way to prevent popping caused by expansion if the water freezes.