ER-800 pushbar175pix Our electric exit push bars for indoor use purpose is to release electromagnetic door locks for uninhibited egress and can be cut smaller to fit your application if necessary. Our push bars can work in both Normally Open or Normally Closed set ups so they function very well with our electric strikes and magnets. They come in 36 inches and 42 inches versions. The push bars work just like a push to exit button but are mounted on the door itself. For help figuring out you Push Bar requirements, give us a call toll free at 1-800-730-8382.