Hold your cover firmly in place with Aqua Bloks!
These rugged polyethylene tubs are made to stay flexible down to 50°F below zero. Will not crack or leak in the coldest weather. The blocks come with a secure snap-lock cover and are U.V. treated to last for years. Unique nesting design allows for easy storage.
Size: 3ft Long x 8in Wide x 4in. Deep.
Refer to the sizing chart to help determine how many Aqua Bloks you need for your pool size.