That's going to depend primarily on the flap in the pet door you buy.
The cat flap unlocks when your pet approachesIt reads the unique code on your pet’s microchip or collar tag
PetSafe is a great brand when it comes to affordable items for your pets. That includes offering you a great item when it comes to pet doors. This specialty dog door is an extreme weather door, making it great for people with pets that live in areas with extreme hot or cold temperatures. It helps conserve your homes energy. It has a 3-flap system to keep the outdoor temperatures out of your home and still giving your pet the freedom to get outside when they want to. It’s available in three sizes. If you don’t need the extreme weather version, PetSafe also makes the for a little less money. They also have a for use in walls.
Ideal plastic-framed "Original" pet doors are manufactured in Thailand and accept a slightly different flap from the plastic framed "Original" doors manufactured in the USA. The USA-made rectangular logo flaps are not interchangeable between Original and Deluxe doors, but all Thailand-made round logo flaps are the same. If your flap says something like "Made in USA" on it, then it is a rectangular logo and you need to determine the material of the pet door's frame.
PetSafe 4-Way Locking Cat Flap
Q: How do I determine what size flap to get for my pet?
The Soft Cat Flap Door is a safe cat door for your Ideal Pet’s paws, ears and tails. We made sure our safe design was also strong and built to last for your home.Keep your Ideal Pet happy and safe with this pet door specially designed for vinyl sash windows. The 24” is available with a Cat Flap or Small Vinyl Flap pet door. The 36” is available with a Cat Flap or a ChubbyKat pet door.Our Ideal Pet Cat Doors have been uniquely created to keep your kitty out of trouble and help prevent injury. Our cat door selections include doors with collar sensors, cat flap doors, the super-popular electronic cat door, and more!
Browse our wide array of cat doors and choose the best fit for your family.Helps with energy efficiency, and what's better about this door is that it has 3-flap system (above mentioned has 2 flaps) for even better insulation and protection from bad weather. The frame, however, is not aluminum in this case but very durable plastic. These are also mostly suitable for pets under 100 lbs.