A pool liner is an essential component of many swimming pools, especially vinyl-lined inground and above-ground models. It protects the structure, provides a smooth surface, and adds to the pool’s overall aesthetic. Over time, liners wear out and need replacement. Installing a new pool liner is a process that requires precision, planning, and professional expertise to ensure a watertight fit and long-lasting performance. Whether you’re replacing an old liner or installing a new one in a freshly built pool, this guide will walk you through everything you need to know about pool liner installation. What Is a Pool Liner? A pool liner is a watertight membrane that lines the interior…