Perma-Loc 1/2" Valve Coupling Pinit $3.60 Quantity discounts available QuantityPrice SKU: IG16749 Retail Price This item is IN STOCK Quantity -+ Add to Cart Details 1/2" Perma-Loc x 1/2" Perma-Loc coupler with on/off valve. Details Back Details1/2" Perma-Loc x 1/2" Perma-Loc coupler with on/off valve.