For single pane of glass the best way to install a dog door in a single pane french door is to replace the glass pane with one that has a dog door installed at the bottom.
How to install a dog door into a glass door.
Most pet doors include a template for placement.
Glass doors sl.
This option includes cutting a hole in your existing glass door and installing a pet door through that hole.
Use a glazier the glass in your slider window or sidelight is going to be tempered and you can t cut that.
The inside rim of the pet door should match the thickness of the steel door exactly.
Then your new glass panel is placed through a toughening treatment to ensure it is strong and durable to support the pet door and every day wear and tear.
During this time your new glass panel is cut to size the mounting holes are drilled and the opening for your pet door is cut into the glass.
Buy a pet door guys window here.
You can also get the existing glass pane removed get the desired dog door insert installed in it and get it put back.
The dog door or cat door is mounted in a new pane which will be installed exactly the same way as the original glass.
Place the template in the desired location on the door at least 3 inches above the bottom edge of the door.
Through the glass pet doors.
Insert the exterior half of the pet door through the cut opening.
If your pet door doesn t include a template use the plastic slide as a template.
Tape the template in place.
This is not a do it yourself job.
As most glass doors today are tempered and dual pane which can easily shatter it s recommended to hire a professional installer to avoid any mess.
The glazier will measure your glass order a new piece either single pane or dual with a cut out for the pet door and install it for you.
Then follow the instructions below.
Cut out the template as instructed.