Gulf Valve MB15-2042-SR Steel Wafer Check Valve

The Gulf Valve MB15-2042-SR Steel Wafer Check Valve is a steel-bodied, wafer-style valve designed to prevent reverse flow in piping systems. The unit is listed as 3in with a 150 designation, indicating its nominal size and flange context for compatible installations. Installed between flanges, the wafer construction provides a compact fit and reduces overall assembly weight compared to thicker valve designs. The MB15-2042-SR employs a one-way closure to block backflow and protect pumps, meters, and downstream equipment from reverse flow conditions in standard piping networks. This Gulf Valve model is designed for standard check-valve service in its size class, delivering reliable operation in suitable piping installations.