Waterway 22-1/2° Wye [1-1/2" Slip x 1" Slip x 1" Slip] (413-4140) valveparts A gasket like this is

A gasket like this is useful because it helps maintain a cleaner seal between joined parts

or no longer controlling fuel flow correctly

and repeated cleaning all contribute to fading

The dark grey Emerald Cut finish keeps the visible side of the jet looking refined and consistent with many current spa interiors

CMP generic air control

Waterway 22-1/2° Wye [1-1/2" Slip x 1" Slip x 1" Slip] (413-4140) valveparts A gasket like this isThe Waterway 413 4140 22 1 2 degree wye is designed for compatible plumbing applications using a 1 1 2 inch slip main connection and dual 1 inch slip branch connections. This style is useful where a larger plumbing run needs to divide into smaller branches with a gentler angle than a traditional tee or sharper wye arrangement. The shallow branch angle can help make the plumbing path cleaner and easier to manage, especially in tighter equipment areas