Waterway Poly Storm Internal [4" FD] [Threaded] [Dir] [Large Face] [Scal] [Grey/SS] (229-5517S) infusionpool or is allowing unwanted reverse

or is allowing unwanted reverse flow in the line

Designed for compatible pool and spa heating applications

This type of part is especially useful when the original front tires are worn

Supports cleaner service access and hose routing

5/16 inch diameter probe and 12 inch configuration support intended fit

Waterway Poly Storm Internal [4" FD] [Threaded] [Dir] [Large Face] [Scal] [Grey/SS] (229-5517S) infusionpool or is allowing unwanted reverseThe Waterway 229 5517S Poly Storm internal is designed for compatible threaded jet assemblies and features a 4 inch face diameter with directional action, large face format, scalloped styling, and a gray with stainless finish combination. A part like this is useful because it restores both the scale and the premium look of a larger visible jet face while maintaining directed output performance. The large face format makes this Waterway internal