What size room does this unit work for?

A 12,000 BTU unit is meant for smaller rooms, usually a maximum of 500sqft but can vary based on your location, insulation quality, etc... Please reference our Sizing Guide that will allow you to know exactly what kind of unit you'll be needing and will pull up the units that will works for your specific situation. If you have any further questions please feel free to give us a call! Thanks.