Waterway Wall Fitting [2-3/8" HS, 1-1/2" FPT, 3-1/2" FD] [White] (400-9170B) hydrodynamic A larger replacement like this

A larger replacement like this is especially useful when the damage is too central for smaller repair parts to address fully

White finish supports a clean spa-interior match

Helps support a longer-lasting rebuild

and this Lingxiao LX version is a 4

Using the correct mixed-end valve helps avoid awkward adapter stacks and keeps the installation cleaner

Waterway Wall Fitting [2-3/8" HS, 1-1/2" FPT, 3-1/2" FD] [White] (400-9170B) hydrodynamic A larger replacement like thisThe Waterway 400 9170B wall fitting is designed for compatible return applications using a 2 3 8 inch hole size, a 1 1 2 inch female pipe thread connection, and a 3 1 2 inch face diameter in white. This fitting is useful where a classic threaded wall fitting is needed with a broader visible face that helps create a more finished installation. The white finish keeps the return area bright and traditional in appearance, making it a natural fit for many