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

A weir is useful because it helps regulate how surface water enters the skimmer

or no longer controlling fuel flow correctly

improve DE filtration performance

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