The Caloritech™ FV Calvane™ Heater is a compact, lightweight and economical electrical heating source that features durable Calrod® type* construction for easy, efficient installation and long life. These heaters are used primarily in natural and forced convection heating applications, such as aircraft and transit car comfort heating. They are ideal for installations that require size and weight control, where heater sheath temperatures below 316°C (600°F) can be maintained. Available in three configurations to satisfy a range of installation requirements: plain fins for field modification to accommodate user installed hardware; with holes/slots in the fins; and mounted on back plates Patented Calvane™ heating element with aluminum sheath and integrally extruded fins for an extended heat transfer surface