Check the listing for details. Right Fit Above Ground Return Wall Fitting 1-1/2" Threaded WB730239. Color: White, Condition: New. Listed at 16.97 USD. The Above Ground Pool Return Wall Fitting is a 1-1/2" Threaded inlet fitting nut with gasket. The Above Ground Pool Return Wall Fitting is a crucial component designed to maintain a secure and leak-free connection in an above-ground pool system. Featuring a 1-1/2 inch threaded inlet fitting nut with a gasket, this fitting ensures a tight seal that helps regulate water flow and prevents unwanted leaks. Over time, exposure to chemicals, water pressure, and general wear can degrade fittings and seals, making replacement necessary to maintain the efficiency of the pool's return system. By installing the return pool wall fitting, pool owners can ensure proper circulation, reduce water loss, and keep their filtration system operating smoothly. Ideal for routine maintenance or repairs, this.