The 4-Sided Exterior Kennel Dog Doors by Security Boss have been designed especially for commercial and residential kennels. Many times guillotine kennel doors are installed on the interior side of the wall to control the direct access of dog out into their runs. This setup allows for an incredible protection against loss of heat in the winter and air-conditioning in the summer.
The 4-Sided Exterior Kennel Doors are designed to be installed on the exterior side of the wall, allowing for full use of the interior mounted guillotine doors. When used together, you have controlled access along with unparalleled energy savings.