Our manufactures in-ground liners are available in 20 and 27 Mil material. Through our family of brands, Latham offers different elegant and exciting liner designs. A little planning can help you build the pool you’ve always dreamed of and create a welcome addition to your backyard for years to come. Nothing brings friends and families, parents, kids and grandkids together quite like a pool. Bring the vacation to your own backyard and soak in the compliments on a beautiful new pool.