48" Kennel Door Replacement Rails

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Security Boss Guillotine Kennel Door Rails

Security Boss Dog Kennel Door Rails

The Security Boss Guillotine Kennel Door Rails can be ordered as a set, making it a great choice for those customer looking to upgrade or replace their current kennel dog doors. The dual channel design of these rails allow for a sliding door that is 1/4" or 1/2" in thickness. We find that many customers like to upgrade their kennel operations in stages. Having the ability to upgrade the rails allows for future purchase of standard or insulated sliding kennel doors.

Kennel Rail Close Up

The Security Boss Replacement Rails are the heaviest gauge of aluminum available on the market. They have a generous adjustment slot for final adjustment during installation; making them very easy to install and position to fit your sliding door correctly.

Rails are sold in pairs only



  • Heaviest gauge - thickness of any guillotine kennel door rail on the market
  • Dual channels allow for panels that are 1/4" or 1/2" in thickness
  • Wide adjustment screw slots for easy positioning during install
  • Rails are 48" in length - fits openings up to 38" in height