Any air that leaks in through your sliding glass door must push air out somewhere else from your house.
How to stop a draft on top of sliding door.
Apply weather strips to the inside and outside of the door jamb where the door slides to latch.
As you reach the open part of the door have a friend brace the movable door so it doesn t tip out.
Open the patio door so the sliding door is in front of the stationary section.
If the door trim overlaps the header strip you ll have to remove it.
Basic weatherizing and some insulation will go a long way toward stopping drafty sliding doors.
Here are eight simple ways to draft proof your windows and doors this fall.
Blocking the direct force of the wind from blowing against your sliding glass door helps considerably.
Again this is not fool proof but it helps a little.
Adjust all four screws until the door opens and closes without too much drag and any drafts have been eliminated look for light between the sweep and the threshold with the door closed.
I ve found rolling up towels and placing them at the bottom of each sliding glass door and then shutting our blinds helps stop some of the draft.
Start removing the header screws from that end.
Otherwise your house would explode.
Every penny saved counts and helps the environment.
Then remove the entire header strip.
Weatherstrips are an inexpensive way to help seal drafty doors and windows.