Knock Out Doors Ask An Expert Request a Quote Request Service Or give us a call: 1-888-606-9415 Knock Out Dock Doors are specialty sectional impact resistant doors. These high performance industrial doors are designed to handle the roughest impacts from forklifts and other warehouse equipment without damage to the door or door track. They can be easily remounted to the track without special tools in a matter of seconds. The knock out doors we sell provide a long life of operation without incurring the costly repairs for damaged door panels and tracks. Knock Out doors are ideal for your high traffic loading dock doors, allowing you to continue to move high volumes of material in important areas without having to worry about damaging your facility. We have exclusive access to the top-line Total KnockOut (TKO) Door line from Entrematic.