Name: Institute Of Appliance Technology. Descripton:Ready to start a new career or need certification for your existing specialty? Contact us at IAT! The Institute Of Appliance Technology offers 1 and 3 day appliance repair courses and, several certification programs. Want to be EPA certified? Contact IAT and find out when our next class is starting. Looking for a NASTeC certification? New classes are starting weekly, give us a call and launch your career or increase your current earning potential. IAT offeres classes by trained professionals in a comfortable learning environment, we also offer hands on learning opportunities in our repair laboratory.