3 Haz 2015 – Border collies are great dogs if you’re up to the challenge. Having a pet door can help, but make sure the dog door you choose can survive a . 2 Şub 2007 – I’ve decided to have a dog door installed in my wall so I went to Home Depot, and the only sizes produced by the manufacturer jump from up to . 31 Mar 2018 – Otherwise you’ll buy a dog door smaller than the adult full grown size of your dog. A full grown Border Collie is usually, on average, a medium sized breed up to about 45lbs in weight, and stands about 19-22 inches at the shoulders/withers in height. The Border Collie is a herding dog from the United Kingdom. . Some are small and would do well with a Medium PlexiDor dog door, others are larger . However, if you’re looking for a smart and agile partner that can keep up with running, . 31 Mar 2014 – The PlexiDor dog doors and cat door come in four convenient sizes to . Boxers, Collies, Setters, Bulldogs, Pointers, and Dobermans require a . One of the things that sets Hale Pet Door™ apart from its competitors is the wide variety of standard sizes we offer to fit almost any animal and almost any . For mixed breed dogs and other animals, please see our size chart on our sizing page. Border Collie, L, TL & TLP, 18 – 22″, 35 – 50 pounds. Border Terrier, M . Pet Doors. Product code. Access OPtiOns. Fitting closing panel . Staywell® Original 2-Way Pet Door (Medium). 740EF . Max pet height . Border collie, spaniel.