Some Fun Facts About Pools

Some Fun Facts About Pools

-Swimming became and Olympic event in 1896

-The oldest concrete pool was built in 1915

-The first filtration system was introduced in 1910

-Residential swimming pools became popular after World War II

-The US National Swimming Pool Institute was developed in 1956

-There are approximately 10.4 million swimming pools in the US

-There are 7.4 Million Hot Tubs in the US

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