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Is the water in a plaster finished pool colder than a pool with a different surface?

April 26, 2017colder different finished plaster pool water

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Is the water in a plaster finished pool colder than a pool with a different surface?

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NO. It is well documented that 95% of the heat loss of pool water occurs from the water surface. Only 5% of heat loss is from the shell. No pool surface will eliminate this 5% loss, and if it could, the difference in water temperature would be less than one degree.