Clean, crisp, contemporary styling in an attractive off white finish. Uniquely designed heating element is totally immersed in a specially formulated heat transfer liquid. Heater is UL listed to mount directly on any floor tile or carpet Approved wireway along bottom back of heater. Thermal cutout shuts off the heater in the unlikely event of accidental air blockage Cutout will automatically reactivate when temperature returns to normal. ....read more