The model number is found on the front hub of the fan, and on the label below the cord wrap. It is also located on the outside of the heater’s carton by the UPC.
Where can I find my serial number?
The serial number for the DT series is stamped on the side of the fan in black ink and will be a 10 digit number. The serial number for the DTA series is located on the back of the fan, and will have the prefix 'DP' followed by 10 digits.