Includes concentrate 3.79 litre, and Salt-Attack's unique Mixing Unit. The Mixing Unit connects to a garden hose for dispensing. No need to purchase the Mixing Unit again. Refills of 946ml and 3.8 Litre concentrates can be purchased .
TO FLUSH ENGINES UP TO 90HP put 40-60mls (min 1/2 - 3/4 cup) Salt-Away concentrate in mixer cup For engines 90 hp - 350 hp use 80mls (full cup) to flush your engine, wash boat, trailer,fishing and diving gear, Instructions included in kit