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SHIPS TODAY if ordered in the next:
The Smartline® Wall Foam is thick, high-density foam will provide a protective barrier between your new liner and the pool wall. Wall foam helps protect your liner from rust and corrosion, and it will improve your pool's heat retention. Help keep your liner looking like new for years to come with Smartline® Wall Foam!
Smartline® Wall Foam in made from both white and blue foam, You may receive either white or blue with your order, but both colors provide the same protective barrier.