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The OATEY COMPANY 38528 is a washing machine outlet box designed for residential laundry rough-in applications. It accepts PEX crimp connections and features quarter-turn ball valves for reliable hot and cold supply shutoff. The patented Quadtro design supports right, left, or center drain placement and accommodates both bottom and top valve mounting configurations. A Lock Load valve mounting system allows quick valve positioning without additional tools. This box is typically installed by licensed plumbers during new construction or remodel work where a recessed laundry connection point is required.
This outlet box is suited for residential laundry installations where PEX supply lines are used. The versatile mounting configuration makes it adaptable to a range of framing layouts and wall cavity orientations. The single-lever valve mounting hub locks into position in seconds, reducing installation time on the rough-in. An integrated test cap is designed for easy installation and removal without falling into the drain opening, which simplifies pressure testing during inspection.
Designed as an OEM-style rough-in solution for residential washing machine supply and drain connections using PEX crimp supply lines.
Installation should be performed by a licensed plumber in accordance with applicable local plumbing codes and IPC guidelines. Shut off the main water supply before making any connections to existing supply lines. Ensure the wall cavity depth is sufficient to fully recess the box before securing to framing. Pressure-test all connections using the included test cap prior to closing the wall.
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