Winterizing Cover Blox - 6 Pack

SKU: 1106-06
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$199.99 $139.98
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Swimline Cover Blox are the best alternative to water tubes. Unlike water tubes, Cover Blox will never split or break because of water expanding into ice. This product is over four times thicker than water tubes and doesn't have seams, so you will never have to replace a Cover Blox. Easier to store than water tubes, because you can stack Cover Blox.
  • Alternative to water tubes
  • Won't pop or split
  • Stack for Easy Storage


Swimline is a family owned and operated business founded in 1971 and is the leading manufacturer of high quality pool products. At its inception, Swimline was the largest manufacturer of above-ground pool liners, covers, and all related accessories. They pride themselves on being a company that puts their customers needs first while delivering the highest quality products. When it comes to making memories on the water, Swimline has you covered.

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