CFI certified flooring installer training school came to our office to conduct a train the trainer program to help get potential CFI training instructors certified to become trainers to teach people how to install carpet. part of a good carpet installation requires stretching the new carpet wall to wall. many people believe that just using a knee kicker is the proper way to stretch carpet in a residential replacement carpet application however, the proper way according to guidelines is to properly power stretch wall to wall in both directions. In this video Nick from the carpet guys teaches a class the proper way of how to stretch carpet using an approved power stretcher for residential carpet replacement.