Originally Posted by jenboo:
We used to have one installed in the wall which is my favorite option. It was just the cheapest one we could find on Amazon and it worked great!
Now we have a slidding door insert one and its obnoxious. The door doesn't seal well with it in so it's super drafty, the slidding door can't lock so we have to use a stick. The dogs b line through it when they see a squirrel and I swear it's going to shatter one day.
In the future I plan on getting a new slidding door that has the built in dog door.
You can transfer the latch for your slider, to the doggy door insert.
and add a strip of mohair from the hardware store for the draft.