Waterway Wall Fitting [2-3/8" HS, 1-1/2" FPT, 3-1/2" FD] [White] (400-9170B) o-rings It is a strong replacement

It is a strong replacement choice when the original insert has lost both its visual appeal and its intended twin roto performance

Useful for restoring aeration performance and appearance

When the moving control portion of a valve begins to fail

A tube bundle is useful because it forms one of the core internal heating sections of the heater

A 2-port valve is useful because it allows water flow to be opened or closed through a single path

Waterway Wall Fitting [2-3/8" HS, 1-1/2" FPT, 3-1/2" FD] [White] (400-9170B) o-rings It is a strong replacementThe 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