You can use a rubber mallet or a hammer with a block of wood to transfer the force.
How to get a dent out of a garage door.
Sand the area to even it out.
Lay the foil flush against the dent so it is completely covered.
Pick up the piece of aluminum foil and lay it flat against your garage door so it completely covers the entire dent.
You re going to begin with the same steps as the first method by washing the door with mild detergent allowing it to dry completely.
Next take a piece of aluminum foil that is sized to fit over the dented area and place it over the dent.
Make sure you use a consistent motion so that the flame hits the aluminum foil wherever the stubborn dent is.
The compressed air method is much faster and allows you to fix most garage door dents in under ten minutes.
Taking the lighter move it over the area of the dent making sure you cover the entire area with the flame with a consistent motion for one minute.
Use the patching material to cover the dented area and make it even using the putty knife.
Apply the filler to the indented area on the finished side of the garage door using a plastic putty knife.
Smooth out the material with the putty knife and fill any remaining voids in the door.
The compressed air method starts the same.
Lay the piece of aluminum foil flat and cover the dent.
The other way to remove a small dent from your garage door is a little less scientific.
Set the aluminum foil the lighter and the compressed air canister with the top removed at your feet.
Pick up your lighter and move the lit flame back and forth over the dent for 60 seconds.
Hold it against your garage door with your hand at the edge of the foil.
Use one hand to hold the foil in place to keep it in place.
Place the wood block over the dent and tap it with the mallet to even the dent.
Keep the foil flat against the door with your hand near the corner and away from the dent.
Just tap away at the dent from the inside of the door.
Use warm water and detergent to wash the dented area of your garage door clean and then allow it to dry completely.
Wash the area with warm water and detergent and allow it to dry fully.