The Preferred Pack PP705A is a fully automatic random carton sealer with easy automatic carton size adjustment. Top and side - 4 belt design. Features the new universal tape head that will run 2" or 3" tape with no changeover required. The model PP-705A fully automatic folding and sealing machine features fully adjustable side rails and a top pressure head which is controlled by a photo cell switch. The integration of a patented box-positioning and hold-down device ensures added efficiency. The PP-705A will automatically adjust and handle various box sizes in just seconds. The operator simply feeds the corrugated carton into the machine (or the carton reaches the machine in line on a conveyor), it automatically adjusts to meet the carton dimensions, folds the top flaps and seals the top and bottom of the carton.