Universal Compatibility: This Venturi valve kit is designed to fit a wide range of water softeners including models from ECOWATER, CosmoWATER, Tapworks, and TRINNITY. It directly replaces part numbers 7253816, 7187065, 7253808, 7238450, 7165704, and 7257454. Optimized Performance: Enhance your water softener's efficiency with this Venturi valve kit. It helps resolve issues such as water leakage, tank overflow, and ensures smoother operation and improved discharge of softened water for consistent performance. Superior Quality Construction: Made from high-strength plastic and equipped with rubber sealing gaskets, this Venturi valve kit resists chemical erosion and withstands operating pressure, delivering durable and reliable performance over time. Effortless Installation: This complete replacement kit includes all necessary components for quick setup. Simply remove the old venturi using the retainer clip and install the new one in minutes—no professional assistance required. Note: Slight color variations due to lighting or screen display differences may occur and do not affect functionality. Color: As shown Material: Plastic Package Contents: 1 x Venturi valve kit Note: Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the actual product. Measurement may vary by +/- 1-3 cm.