Measure your pet from the top of the shoulders to the bottom of the chest or belly whichever is greater add 1 inch.
Anti cat dog door.
If you have multiple pets and some are allowed to go in and out of the house freely but others aren t a collar activated pet door is ideal.
Measure the widest part of your pet chest or hips add 1 inch.
Cat gates allow you to restrict access within your home and establish boundaries for your cats.
This effectively keeps the cats from using the dog door.
It can be set to lock at the same time each day.
Consider your largest pet when you select a door.
Most collar activated pet doors are very sturdy and secure.
Pet gates come in a variety of sizes and styles from wire mesh adjustable panels to gates equipped with pressure mounts for no hardware.
Larger in size than a standard cat flap the pet door is designed for large cats and small dogs.
Switch to a doggie door made with heavier material than just a soft plastic.
Cat doors are available for window wall or door installation and come in a variety of sizes and styles.
Collar activated pet doors are designed to stop unwanted visitors from entering your house for instance neighborhood cats or wildlife.
Compatible with all microchips worldwide.
I work for freedom pet pass the link above and some dogwatch dealers resell our pet doors.
Cats will push through a plastic flap easily but they might not like pushing through a heavier door in order to get through.