From outside the house insert the side with no flap into the outer frame of the dog door.
How to install a dog door in a window.
Most pet doors include a template for placement.
Place the inner frame of the pet door into the cut opening and then attach the other frame the other side of the door pushing them together until they meet snugly.
Make your own pet flap to fit in a window.
Here are a few key things to keep in mind when installing a dog door in a door.
The dog door should be installed in a door that is accessible by your pet ideally in a door near their main living area.
Cut out the template as instructed.
The ideal sash door for windows.
Before installing a pet door it s important to consider the optimal location for your home.
Tape the template in place.
Start in one corner and cut along the outline you made with the template.
Make sure it sits flush against the door.
If your pet door doesn t include a template use the plastic slide as a template.
Next you ll need to secure the doggie door to the exterior door by attaching the screws into the predrilled holes.
Then follow the instructions below.
Cut the opening for the dog door with a hand saw.