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Deluxe Dog Door Extra Extra Large White 15″ x 20″


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For those who prefer a strong, telescoping Aluminum Frame.

Out of stock

SKU: DDSLW. Categories: , .


  • High quality aluminum construction. Clear flap allows pet to see if slide is in place.
  • Tamper Proof Mounting System, pet door can’t be removed from outside.
  • Spring loaded Lockout Slide.
  • Pet door flap size: 15″ x 20″
  • Thickness range for door frame or wall: 0.5″ to 1.75″
  • Pet door cutout size: 15.5″ x 22.375″
  • Recommended weight range: 91 to 120 lbs
  • Replacement flap item ID: RFDSLO

    Door Sizes And Pet Weight:

  • If your cat is smaller than about 15 Lbs or your dog is smaller than about 8 Lbs, a flap size of around 5″ x 7″.
  • If 8 Lbs and 35 Lbs consider a flap size around 8″ x 11″.
  • If your dog is between 35 Lbs and 80 Lbs consider a flap size around 10″ x 15″.
  • If your dog is over 80 Lbs consider a flap size of 15” x 20”.

    Exact Measurement: Measure your pet’s width:

  • Simply open a door the minimum width needed for the widest part of your pet to comfortably walk through, then measure the door opening and add an inch.
  • You can also stand above your pet and use a ruler to measure the widest portion of your pet, then add an inch.
  • It is important to add an inch or so, that way your pet will not rub on the door as they pass through
  • Determine your pet’s height by measuring from the top of your dog’s shoulders to it’s belly or chest and add 2 inches.
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