Horton Automatics ICU doors are available in several configurations, bi-parting, single slide, telescoping, swing, swing/slide, unequal pair, UL 1784 smoke rated and isolation rooms. Horton Automatics offers self closing, trackless and positive latching doors in a wide variety of stiles and colors. Horton doors are made like no other with rugged corner block construction, solid metal carriage frames and breakaways.