Cool Cover Access 4 x 4 Ft. Air Pillow for Above Ground Winter Pool Covers - WTB1018 4 x 4 ft Air Pillow for Above Ground Winter Pool Covers - WTB1018.. Product #: WTB-1018 Regular price: $6.49 $6.49
The WTB-1018 Equalizer Pillow is a 4 ft. by 4 ft. air pillow to be used with Above Ground Pool Winter Covers.
The 4 x 4 standard air pillows are used after closing your and covering your above ground pool:
- to make it easier to remove pooling water and debris
- when your pool water freezes, an air pillow compresses to relieve pressure on your pool walls
- to lift your winter pool cover out of the water to prevent it from freezing in the water