Ycozy Ultra-Thin Cat Doors, Max Thickness 1.0 in, 4-Way Locking Cat Flap Indoor Pet Door for Cats/Kitties/Small Dogs Easy Install on Interior/Exterior Doors, Windows, Cupboards, Walls

Ycozy Cat Flap, VIP Access for Pets in Home
Ycozy Cat Flap would like to be the guarder of your lovely pets. It will save your time to open and close the door/window for cats as well as easily control the in-and-out of the cats. Never worry about the cats from being closed inside and outside!
M,L,XL four sizes for choice, choose the perfect size for your pets!
✧Considering the body type of cats have a higher passing capacity than dogs, we recommend that dogs should choose a larger size flap than cats.
✧Before order, please measure the waistline and the weight of your pets to avoid choosing a wrong size.
LET’S DIY A VIP DOOR FOR CATS:
1. Draw outline of frame on the paper board and cut it down: Please prepare these necessary tools first, pencil, ruller, electric saw, drill, screwdriver, double-side tape. If you would like to install on the glass, please prepare professional glass cutting machine.
2. Use a pencil to draw outline around the edge of the cut paper on the door: Generally, average installation height is around 10-15 cm from the floor.
3. Drill 4 corners for thorough holes with an electric drill.
4. Cut out a tunnel hole with an electric saw starting at holes drilled.
5. It’s better to wrap around it with a layer of wood skin to protect the flap then put the cat door in the door, it’s quite necessary to cut your hole a bit larger.
6. Mount the cat door with double-side tape to the door. Tighten 4 screws:Package include a set of screws of 1.0in. If your door is thinner than 1.0in, please buy another set of screws by yourself.
7. Place screw caps over the screw holes, press them on. DONE!