Add a bead of caulk to one side of the cut piece and push it into the gap.
How to weatherproof garage door.
Remove everything from your garage.
Find any damage that may be on the walls and flooring of your.
Riggio said if the floor isn t quite level the storm shield which is made of hard rubber creates a stronger seal between the door and the floor.
How to waterproof a garage step 1.
Automatic openers an often overlooked cause of cold drafts through the garage is simply forgetting to close the door.
Larger gaps might require more than one piece.
It may also include adding thin weatherstripping between the door panels if you want to make the door as airtight as possible.
Push it as far into the gap as possible then push it into the space as far as it will go.
Measure the gap from side to side and cut a piece of backer rod to fit.
Another good way to weatherproof your garage is to have a professional install a storm shield on the garage floor as a weather and water barrier.
Inspect your garage wall and floor for any damage.