According to the u s.
How to keep from losing heat from sliding glass doors.
Department of energy sliding glass patio doors tend to lose heat faster than other doors but with proper weatherstripping you can decrease the amount of air leakage around.
The simplest and easiest way to keep your sliding glass door from leaking is by keeping the track and rollers clean.
Dirt gravel or other debris may prevent the door from sliding and sealing optimally.
Glass doors are beautiful but can pose a problem with the overall comfort of the room they are in as sunlight enters your home the glass doors can trap the light and convert it to heat.
If your sliding glass doors run on a track keep the track clean.
To reduce energy loss caused by sliding glass doors you could replace doors with low emissivity low e doors which have a special coating that prevents energy from radiating through the glass.
Five ways to winterize a sliding glass patio door.
This allows cold air in or air conditioned air out.
While this can be a great energy saving tip for the winter months having the extra heat during the summer can make the room uncomfortable and cause your cooling system to work overtime.
Keep the door track clean and free of debris.