US Patent 11939790 Swim spa cover

A swim spa cover having a first bottom protection layer and may be positioned over the body of water. The first bottom protection layer includes a first radiant barrier. The swim spa cover includes a series of support rods that are adapted to engage across the first bottom protection layer. The swim spa cover includes a second rounded support layer positioned on top of the support rods. A third waterproof top layer is adapted to engage across the second rounded support layer. A first air gap is created between the body of water and first bottom protection layer. A second air gap is created between the series of support rods, the first bottom protection layer and the second rounded support layer. A third air gap is created within the second rounded support.