The glass in your door is made up of two sometimes three layers of glass separated by a airtight aluminum extrusion and silicone sealant.
Removing moisture from sliding glass door.
The main problem with a foggy sliding glass door is that the gasket is no longer sealed.
This is the simplest fix to the problem but it will only be temporary.
Close off other doorways if possible so.
Troublesome condensation within the door glass often fogs that view particularly on days when humidity is high.
Moisture trapped between double panes of glass typically occurs when the seal between one of the glass panes and the door frame is broken.
Fortunately fogging and moisture trapped in glass sliding doors can be fixed.
Double pane windows have a gap between the two layers of glass.
Clean the exterior bottom rails of your windows and sliding glass patio doors to remove any dirt or debris.
It allows moisture into the area between the panes.
Use a dehumidifier to maintain fog free sliding glass doors.
Often professionals must be called in to repair this problem but that can be expensive and not always guarantee positive results.
Below are some easy steps to reduce the risk of excess condensation.
Therefore you will need to start out by drilling a hole in the gasket for the moisture to escape.
Dehumidifiers remove moisture from the air in whatever room they are placed in.
Excess moisture on the inside of a window blocks your view and can lead to mold and mildew below and around the window or glass door.