Waterway Deluxe Return Fitting With Eyeball [1-1/2" Barb, 3-1/2" FD, 3/4" Orifice] [Grey] (550-9337) leviton A stack kit is useful

A stack kit is useful because it helps create the intended connection between the heater and the indoor vent path

The 23540-141 is a practical service part when a compatible spa jet needs an internal to restore dependable massage-jet performance

Pressure switch adds flow based operational protection

Approximate size of 1-13/16 inches by 3-3/8 inches

A cover like this is useful because it restores the visible protective top of the suction fitting while helping preserve the intended appearance of the original assembly

Waterway Deluxe Return Fitting With Eyeball [1-1/2" Barb, 3-1/2" FD, 3/4" Orifice] [Grey] (550-9337) leviton A stack kit is usefulThe Waterway 550 9337 deluxe return fitting with eyeball is designed for compatible return applications using a 1 1 2 inch barb connection, a 3 1 2 inch face diameter, and a 3 4 inch orifice. This style is useful where the installer wants a more focused return stream than a larger orifice would provide while still replacing the fitting as a complete assembly. The gray finish gives the visible face a neutral, refined appearance that blends well in many