Salt-Away 6 oz Mixing Unit The Salt-Away 6 oz mixing unit is known as the most popular way to dispense the Salt-Away concentrated formula. Constructed with a 3-position valve and warranted to withstand water pressure up to 60 psi, this mixing unit is ideal for any buyer. For easy connection to hose fittings, the out-flow end is constructed with male threads while the in-flow end is constructed with female threads. The O-ring inside the receptacle will also prevent leakage. Features Holds 6 fl oz