Step 2 caulk the sliding doors.
Insulate sliding glass door track.
If your sliding glass doors run on a track keep the track clean.
Dirt gravel or other debris may prevent the door from sliding and sealing optimally.
Measure the sliding door and decide how tall and wide to make your insulating panel.
Replace existing curtains with insulating thermal curtains.
Patio door insulation kit contains 2 sheets of 84in x 112in shrink plastic film and 2 rolls of 0 5in x 39ft double sided tape heavy duty and crystal clear for indoor patio doors and large windows 3 9 out of 5 stars 30.
Weather stripping for doors 2 rolls 1 2 w x 1 4 t black foam seal tape for sliding door jamb front door frame windows insulation 26 ft length 2 x 13 ft each 4 6 out of 5 stars 686 11 98 11.
Caulk around the edges of the sliding glass doors.
If rocks gravel and clumps of dirt have fallen into the threshold the door may not be set correctly on the track.
How to insulate sliding glass doors.
The simplest and easiest way to keep your sliding glass door from leaking is by keeping the track and rollers clean.
This allows cold air in or air conditioned air out.
Remove the sliding doors from the tracks.
When debris gets trapped in this track or on the wheels it can cause holes in the natural insulation of the sliding doors.
The sliding doors have small wheels on them that fit on a track in the unit.
Vacuum away any pebbles or larger debris.
The panel should sit on the floor and extend above the top of the door frame.