A higher than usual step over height will limit the cat s.
Cat door height.
Measure your pet s height.
Add one to two inches.
Now you know how high the door must be to accommodate your tall dog.
Cut out the square hole with a jigsaw and smooth the edges of the hole with fine grit sandpaper then place the cat flap in the hole and screw it into place.
The height of the pet door should be 2 inches taller than the measurement between the top of your pet s shoulders and the bottom of its chest see pictured.
Measure the height and width of the cat flap and mark the dimensions on the door using the height of the cat s stomach as the center point.
This means that it should be easy for the cat to move in and out of the house.
Below the neck between the shoulder blades also known as withers.
5 1 2 5 8 small 1 25 lbs.
Petsafe cat door size chart pet door size pet weight flap opening size width height small 1 15 lbs.
Measure the height of your cat s belly from the ground to its stomach with a measuring tape.
Petsafe plastic medium white plastic door or wall pet door actual.
Locate the tallest point on your pet s back.
This is how high up the cat door needs to be from the bottom of the hollow core door.
The step over should be as low as possible for your dog to go through comfortably as your pet gets older they may begin to find it difficult to get through a door with a high step over.
This is the ideal height to install the cat door.
The width of the pet door should be 2 inches wider than the measurement between your pet s shoulders see pictured.
Measure your cat s belly to the floor.
If the structure of your house prevents this make the exterior of the cat door more secure by positioning plant pots or benches close by for your cat to hide behind.
Stand your pet up straight.
This is the height which is measured from the bottom of the door to the point where you install the lower part of the cat door.
Subtract the height of the dog door opening for instance 16 24 16 8 height off the interior floor for the dog door install opening.
2 for clearance for dog s back not to hit dog door 24 height of desired dog door opening.
7 1 8 7 1 2 width height 3 easy steps to select right size cat door 1 2 3 1.
Cats like to feel secure when they come into and go out of the house.