Security Boss Kennel Clad Swing Exterior Kennel DoorDescription Security Boss Kennel Clad Swing Exterior Kennel Door Custom Made Energy Efficient Kennel Dog Door Stop Energy Loss The Kennel Clad Swing Kennel Door by Security Boss Manufacturing is an excellent solution for rugged use kennels. This model features an insulating, reinforced flap framed with aluminum. The door swings quietly as well, making this an ideal choice for kennel facilities with multiple runs. All Security Boss kennels doors are