Endura Flap Pet Door Extra Large. Comes in four sizes small, medium, large, and extra large and have different adjustment ranges to fit any window. Endura flap won the 2007 dog fancy editor's choice award as best pet product;
Door size pet size flap opening frame width step over shoulder height; However, a few have found the medium #08 difficult to use. Single flap and double flap doors for any size pet, from small cats to giant dogs.
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However, a few have found the medium #08 difficult to use. $509.00 ideal pet products fast fit pet patio door extra large mill 2 x 15 x 77.63 The endura flap door mount pet door is designed in a way that it can fit on any solid core, metal doors, storm doors, and even hollow core. Comes in four sizes small, medium, large, and extra large and have different adjustment ranges to fit any window.