Hayward square drain covers are available in a wide range of sizes and flow designs to satisfy any installation requirement. Whether the application demands frames and covers for new construction or replacement cover assemblies for existing installations; Hayward suction outlets set the standard for quality and value. Hayward's new Low Velocity suction outlets are specifically designed for applications with requirements limiting the maximum flow velocity to 1.5 feet per second. In addition; Hayward's High Flow covers have some of the industry's highest ASME approved flow rates. Each size and flow design cover retrofit to existing Hayward frames and are designed for an extensive 7 year life span.