
Smart boxes are one of the biggest innovations in electrical junction boxes in the last 20 years. Great design, solid construction and easy to use. Tip: Drill cable entries if necessary. Tip: Before installation, insert the screws into the case and tighten to loosen the plastic hole. The best tool for an impact wrench is a long Phillips screwdriver. This version is not for hung fans. Look for the heaviest version for the fans.