This is a heater cover for the pre-2010 model of the Arizer Extreme Q vaporizer. The Arizer Extreme Q Heater Cover - Old surrounds the ceramic heater of the vaporizer. Instructions on how to replace the cover come with the item. This is an original equipment manufacturer’s product that is designed specifically for the Arizer Extreme Q vaporizer.
If you are unsure what model of Arizer Extreme Q you have, double check the image to ensure you choose the right version of the Arizer Extreme Q Heater Cover. The “Old” version will be longer than the “New” version.