Do You Install Into Double Glazed Doors? wyndham January 27, 2021 23:17 Updated No, unfortunately we do not install into double glazed doors or windows. Related articles Can you install the pet door into my existing panel of "toughened" glass? Do you install other brands of pet doors? Patio Pet Door Installation Video Do you install pet doors into walls? Do you install pet doors into glass? Comments 0 comments Please sign in to leave a comment.