Knock Out

Learn more about Overhead Door Company of Atlanta™. Atlanta's leader in commercial door maintenance and installation.

Today loading docks are handling more traffic than ever before. This higher volume of traffic has increased door damage, resulting in a loss of production, and higher maintenance costs. Innovative knock-out design allows doors to flex and release upon impact without damage to the door or track.


  • Low cost of ownership
  • Improving productivity
  • Reduce maintenance calls
  • Avoid costly downtime


  • Rugged design resists damage from impact
  • Self repairing available
  • Guide system uses a brush instead of rollers, allowing for a continuous seal and a long
  • lasting design that has the ability to knockout without costly door damage
  • Simply open and close to reset, no spring loaded rollers or pins to maintain
  • Flexible, 3 thick, insulated panels
  • Panels are lightweight and insulated, suitable for refrigerated loading docks
  • Large and Small Warehouses
  • Loading/Shipping Docks
  • Industrial Facilities
  • Manufacturing
  • Contact Us for Your Application