This Admiral S15 Circular Weir Skimmer is perfect for in-ground pools and is designed to effectively remove debris from the surface of your pool water. Its 2" size is perfect for concrete pools and it comes with full instructions for easy installation. With features like easy installation and a circular weir design, this Pentair skimmer is a great addition to any pool and spa. This product is made by Pentair and is a type of pool and spa skimmer, with a unit type of unit. Purchase this skimmer and enjoy a cleaner pool today!