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how does temperature affect LSI

Winter Pool Service: Necessary or Not?

There are few certainties in life: death, taxes, deadlines, and homeowners who want to suspend or cancel pool service during the winter. We understand the logic behind suspending pool service, but we also know that the logic is based on incomplete information. As pool professionals, it is our responsibility to inform customers–homeowners who ultimately make the final decisions about their pool–about what cold water can do to their pool over the winter.

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Cold Water and the LSI

After the initial fill/startup, the vast majority of damage done to a swimming pool occurs during the winter. This is because cold water lowers the LSI, making water more aggressive. In other words, etching and corrosion are more likely to happen in cold water.

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