Measure the sliding door and decide how tall and wide to make your insulating panel.
Insulate sliding glass door track.
Dirt gravel or other debris may prevent the door from sliding and sealing optimally.
Vacuum away any pebbles or larger debris.
When debris gets trapped in this track or on the wheels it can cause holes in the natural insulation of the sliding doors.
Use a rag dipped in warm water to remove any dirt from the bottom of the wheels the window or the track.
This allows cold air in or air conditioned air out.
How to insulate sliding glass doors.
The sliding doors have small wheels on them that fit on a track in the unit.
The simplest and easiest way to keep your sliding glass door from leaking is by keeping the track and rollers clean.
If rocks gravel and clumps of dirt have fallen into the threshold the door may not be set correctly on the track.
It should extend beyond the side of the window and either be wide enough to cover the entire door or stop where the door starts and just cover the non opening part of it.
Caulk around the edges of the sliding glass doors.
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.
Keep the door track clean and free of debris.
Replace existing curtains with insulating thermal curtains.
The panel should sit on the floor and extend above the top of the door frame.
Step 2 caulk the sliding doors.