1 scrape all loose paint from around the area to be repaired using a paint scraper or putty knife.
Fixing siding with bondo.
If the repair is very deep you may want to do two coats.
Take some bondo or another brand of body filler and mix up enough to fill in the dent in the siding.
Fill the freezer bag with the bondo mixture then snip off a corner of the bag and use it to squeeze the bondo into tight areas.
Use bondo wood filler instead of regular body filler as it is thicker and will not sag out of the hole as much while curing.
He recommended bondo to repair voids gaps etc.
This post about repairing woodpecker damage will give you some insight about how to effect the repair and this link to a vinyl column repair slideshow will provide a good visual reference to how.
To fill wood you need a product that is specifically designed to bend and flex the way wood does.
That same rigidity makes it a terrible choice to fill wood which can move a lot with seasonal changes due to temperature and moisture content.
Step 2 sand over the damaged area lightly but thoroughly with a medium grit sandpaper to smooth any jagged edges and create an easy grip surface for the patch product.
Additionally we show how to repl.
If i am visualizing your situation accurately repairing the damaged siding with bondo filler is one of the easiest ways to proceed provided the repair area in not too large.
Remove the screws that were inserted then use a putty knife to apply the body filler to the holes and the dent.
Paintbrushes and putty knives can be used to mold and form the material as best you can.
Brush away any chipped paint small loose pieces of siding or anything else that mars the plane of the siding.
Be sure that the body filler you use dries even with the siding surface.
The best filler for your siding is a two part epoxy product that cures to a rock hard consistency.
Easy instructions on replacing repairing rotten or damaged t1 11 siding on your house.
Work quickly because it dries hard in 10 15 minutes.
Tips and tricks for the best results.