Petsafe cat door size chart pet door size pet weight flap opening size width height small 1 15 lbs.
Cat door height from floor.
This will give you the best dog door size for your household.
To fit a cat flap onto your door mark the height of your cat s stomach on the door.
7 1 8 7 1 2 width height 3 easy steps to select right size cat door 1 2 3 1.
Measure your cat s belly to the floor.
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.
This is the ideal height to install the cat door.
Now you know how high the door must be to accommodate your tall dog.
5 1 2 5 8 small 1 25 lbs.
This is how high up the cat door needs to be from the bottom of the hollow core door.
Width measure the widest part of your cat the chest or hips.
You will need to take the measurements of your largest and smaller pet.
Add one to two inches.
2 for clearance for dog s back not to hit dog door 24 height of desired dog door opening.
If you need to install the cat door higher consider placing steps either side to help your cat to get in and out more easily.
Choose a warm day.
Cut out the square hole with a jigsaw and smooth the edges of the hole with fine grit sandpaper then place the cat.