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The DEWALT Drywall Flat Box Filler Valve is an essential tool for fast, efficient compound filling. Designed with an extended length, it allows for smoother operation and less interference with the compound bucket, making the filling process more comfortable. Crafted from high-strength billet aluminum, it features a hard-coat anodized finish for long-term durability and easy cleanup. The precision-machined mount flange allows for quick changes between the box filler valve and a gooseneck, maximizing productivity on the job. Longer valve for easier filling & less bucket interference Hard-coat anodized for durability & easy cleanup. Precision-machined flange enables quick valve-to-gooseneck changes. Works with most joint compound pumps. Backed by a 10-year warranty for reliable, daily job site use.