2 measure the garage door height.
Seal garage door gap between panels.
V shaped garage door panel weatherstripping is designed to seal the gaps between individual door panels.
Newer metal and fiberglass doors usually have interlocking edges to prevent air intrusion door panel weatherstripping is sold in rolls and is self adhesive.
Lay down a strip of vinyl weather stripping and transfer the measured length on it.
3 place the vinyl strip on the wall side where the wall meets the garage door.
They come with a rubber threshold and glue and sometimes a caulking gun too.
You can buy them in any diy store and they re very easy to install.
This can be particularly helpful on older wood doors with panels that have flat edges.
The flexible vinyl strip has to cover the gap to lay flush on the door and its part with the screw holes should face the side wall.
Garage door panel weatherstripping.
A if the gaps between the door s panels when the door is closed are at least one thirty second of an inch wide you should be able to seal them effectively with the v type weatherstripping sold.
Shut the garage door and go outside to seal up all the gaps.
Install a garage door threshold.
If there s a slight gap at the bottom of your garage door then a garage door threshold is a great option.