Cruisair auxiliary heat modules provide additional heating when the boat is in extremely cold seawater. They also permit specific compartments on the boat to be heated when the circulated water system is in the cooling mode.
The modules are installed on the discharge side of the air handler. Safety features include: fintube heating elements with relatively low surface temperature, high temperature insulation on interior of unit, and two-stage thermal protection.
For complete technical data, including electrical, physical dimensions, and weights, please download the spec sheet.