Pressure Tank Adapter to 1/2" Water Line Pinit $7.72 Quantity discounts available QuantityPrice SKU: IG16250 Retail Price Quantity -+ Add to Cart Details Designed to connect a pressure accumulator tank with a 1/4" threaded valve to a 1/2" water line. This is especially useful when using our Shur-flo pre... Details Back DetailsDesigned to connect a pressure accumulator tank with a 1/4" threaded valve to a 1/2" water line. This is especially useful when using our Shur-flo pressure switch operated pumps.