10 ft. Double-Chamber Heavy-Duty Water Tubes in Black for Winetr Swimming Pool Covers (6-pack)

Double chamber water tube made of heavy-duty cold resistant vinyl with no-leak valves designed to withstand harsh winter conditions These water tubes will help keep your inground swimming pool winter cover in place during all snowfall season. Place the pool water bags around the cover Fill the water bags half to three quarters full to allow room for water freeze expansion during the winter season. Those water bags feature a dual chamber design to prevent them from rolling.

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The middle seam creates a pivoting joint that prevents the bag from flipping. You'll appreciate the difference when you see how well your cover stays in place over the winter.

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