Two layers of heavy-duty vinyl prevent both water and pool chemicals from evaporating through these pool solar rings. In fact, you will save water and chemicals about equal to the percentage of the surface area covered. Once your pool water has reached a comfortable temperature, the Solar Sun Rings may be turned over to conserve water, limiting evaporation without significantly heating the water. A convenient, easy-to-use alternative to large swimming pool solar covers. We recommend purchasing enough pool solar rings cover 70% to 80% of your pools surface, ignoring the small triangles between the rings. Each ring is 5 ft wide, or 60" in diameter.
Recommended Coverage is 62% of the pool surface. Here is a chart for recommended rings.
12' Round Pool = 4 Rings
15' Round Pool = 5 Rings
18' Round Pool = 8 Rings
21' Round Pool = 10 Rings
24' Round Pool = 14 Rings
28' Round Pool = 19 Rings
16 x 32' Oval Pool = 14 Rings
18 x 36' Oval Pool = 17 Rings
20 x 40' Oval Pool = 22 Rings
16 x 32' Rectangular Pool = 16 Rings
18 x 36' Rectangular Pool = 20 Rings
20 x 40' Rectangular Pool = 24 Rings