The Waterway 400-9150B wall fitting is designed for compatible return applications using a 2-3/8 inch hole size, a 1-1/2 inch female pipe thread by 1-1/2 inch slip connection, and a 3-1/2 inch face diameter in white. This style is useful where the installer needs the flexibility of both threaded and slip plumbing compatibility in the same fitting body.The white finish gives the return point a bright, traditional appearance, while the larger face diameter provides a clean, finished presence at the wall. Replacing the fitting with the proper Waterway component can improve both the visible condition of the return area and the reliability of the connection.For compatible wall fitting replacement, this Waterway part is a practical solution when a complete white fitting with mixed connection styles is required. Waterway wall fitting 2-3/8 inch hole size with 1-1/2 inch female pipe thread x 1-1/2 inch slip connection 3-1/2 inch face diameter White finish Helps restore a clean and dependable return-point assembly