The SEALFAST 3" x 4" Aluminum Spool Adapter is designed for efficient fluid transfer in various applications. Constructed from high-quality aluminum, this adapter offers excellent strength and corrosion resistance. With a 3-inch inlet and a 4-inch outlet, it provides versatility for different piping configurations. This spool adapter meets industry standards for performance and safety, making it suitable for both commercial and industrial use. Its lightweight design facilitates easy installation, while the precision engineering guarantees a secure fit. Ideal for use in water, oil, and other fluid transfer applications.