PET DOOR-Plexidor TM
Free Yourself From 24 Hour Doorman Duty
The manufacturer of this 21st Century product say’s on their website the the Pet Door; “Works Like A Garage Door For Pets.” It enables your pet to come and go , as they please. “Pick up some beer and pretzels when you go out later Fido” Â
The PlexidorTM Electronic Doors allow access only to pets wearing the RFID key and Pet Door is Racoon proof.
 Pushing the button on the elevator in tall buildings-now that will require a whole other invention.
 Pet Door  Sells for about $697
 www.dogdoors.com
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