Overlap liners. Typically the least expensive liner option, overlap liners are the easiest to install. This type of liner is draped over the entire pool, and clamps are used to keep it in place.

Depending on the shape and size of the pool, homeowners can expect to pay from $1,500 to $5,000 for a fiberglass liner. Minor repairs to a fiberglass liner can average approximately $300 to $400.

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