HTI Series Titanium In-Line Heaters are manufactured with the highest quality components and are designed for safety and efficiency. Titanium housing and heating elements provide outstanding resistance to fatigue and corrosion, low density and excellent strength. Titanium is considered to be physiologically inert and is suitable for both fresh and saltwater applications. All units come fully equipped with digital control for precise temperature control. They are easy to install with the option of water from from either direction. This line of Titanium In-Line heaters is available from 1.5kW-4kW.