Val Pak Zinc Electro Ball Fits Inside Skimmer Baskets (V50 202) fittingsother this Waterway hose assembly is this Waterway hose assembly is a practical replacement when the filter to pump union connection line needs renewal A properly selected union helps support dependable assembly and contributes to easier future access for maintenance This replacement is especially useful for buyers who want an easy to place solution that works within the skimmer basket area without requiring a complicated installation Products in this category are useful because zinc components are often chosen to help reduce the effects of galvanic activity on nearby metal parts in pool and spa systems