Hayward offers a wide variety of replacement parts and goods that provide years of long-lasting performance. Genuine Hayward Replacement Parts are made of quality materials that are built to last and provide the performance to meet every customer s high standards. This 2-inch union nut and tailpiece replacement kit fits Hayward salt chlorine generators in your saltwater swimming pool. Whether you are trying to create the perfect backyard environment reduce operating and maintenance costs through the ease of wireless controls Hayward is your single source solution. Our products include a complete line of technologically advanced pumps filters heaters heat pumps automatic pool cleaners lighting controls and salt chlorine generators—high-quality components engineered to work together to keep your pool at its best.