Each Ultimate Double Water Tube features heat sealed seams for superior strength and UV and anti-cracking inhibitors to ensure longevity. Sure seal valves allow the water bags to be easily filled with a garden hose and quickly drained for spring... more
Ultimate double cover tubes are easy to fill about half way to two-thirds full to leave space for ice to expand during the winter. Place double water tubes end-to-end on top of your winter cover overlapping thebagsin places where the cover barely... more
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