PetSafe Extreme Weather Sliding Glass Cat & Dog Door, Large

Give your fur-iend the freedom to come and go as she pleases with a PetSafe Extreme Weather Sliding Glass Cat & Dog Door. An energy-efficient option for sliding glass doors, this pet door features dual-paned glass and weather stripping. Three flexible flaps with a magnetic seal help keep hot or cold weather out and your air conditioning or heat in. It's great if you live in a rental home because it can be installed without drilling into your sliding door frame. Simply attach the panels together and insert the pet door into your sliding glass door track. Secure the pet door using removeable adhesive strips or screws. To lock your door, place the security bar between your door frame and the interior sliding portion of your glass door. When your pet isn't using her door, simply slide the closing panel over the opening and lock it in place for added security.