Swimables Pentair-Style Air Relief Valve with Gauge Clean & Clear Plus 420 An integrated swivel cuff allows

An integrated swivel cuff allows the hose to rotate freely as you move the vacuum head across the pool

When a skimmer weir becomes cracked

Reduce filter strain and backwashing frequency

Specification Details Product Name Natural Chemistry Stain Free Extra Strength Product Type Extra-strength pool stain remover Active Ingredient Ascorbic acid Target Stains Iron

Once installed

Swimables Pentair-Style Air Relief Valve with Gauge Clean & Clear Plus 420 An integrated swivel cuff allowsProper air relief is essential to safe and accurate pool filter operation. The Swimables Pentair Style Air Relief Valve with Pressure Gauge (SW 26 900) is a direct replacement designed to safely release trapped air from the filter tank while providing a clear, accurate pressure reading for Pentair style pool filters. During system startup and after filter cleaning, air becomes trapped inside the filter housing. If that air is not released, it can