Complex sentence: The Touch' n Hold Storm Door Closer was first introduced in 1997 by Connecticut GreenStar as a variation on the standard storm door closer which uses a small metal washer that wedges against the door closer rod in order to make the door stay open.
Split into simpler sentences: The Touch' n Hold Storm Door Closer was first introduced in 1997 by Connecticut GreenStar as a variation on the standard storm door closer. Previous closers used a small metal washer that a user would wedge against the door closer rod in order to make the door stay open.