The Hayward Star-Clear tank lid with directional valve is designed for compatible C1750 filter applications where the upper tank closure and valve section need replacement. A lid assembly like this is useful because it helps secure the tank while also supporting the top-side flow-control function built into the unit.This replacement is especially useful when the original lid or valve area is cracked, leaking, damaged, or no longer operating correctly. Replacing the assembly can help restore dependable filter closure and easier service access.The CX1750B is a practical service part when a compatible Hayward Star-Clear C1750 filter needs a lid assembly to restore dependable performance. Hayward Star-Clear C1750 tank lid with directional valve Designed for compatible filter applications Helps restore top-side closure and valve support Useful when the original assembly is damaged or leaking Supports cleaner and more dependable filter service