The Salt-Away Direct Injection Kit comes ready to install with an easy to follow instruction manual. Available with a T fitting for most common water couplings and 5 metres of 6mm 150psi tubing to connect the reservoir to the T fitting. The Salt-Away Direct Injection Kit will connect to 12V or 24V power, and has an adjustable regulating valve. Once installed all you need to do is keep the reservoir topped up with Salt-Away concentrate and flush your engine for 30 seconds after every use. Designed for use with all inboard and inboard/outboard (stern leg) motors, the Salt-Away Direct Injection Kit will save you time and maintenance costs on your boat's motor. You just flush your engine for 30 seconds after every use. Ideal for use in moored boats, the Salt-Away Direct Injection Kit comes ready to install with all wiring and tubing. Easy to install for twin engines. Standard Direct Injection Kit includes manual switch for wiring to helm area and FREE 946ml Salt-Away concentrate.