How To Apply Wood Filler Garage Door

Allow the filler to dry completely sand it down to remove any imperfections then prepare to prime and paint.

How to apply wood filler garage door.

Overfill the hole with enough material to raise the repair slightly higher than the door s surface. Before you apply the next layer of auto body filler allow the first to harden slightly then apply the next layer over the partially set surface. Scrape it into the damaged section of the frame. Apply an ample amount of wood filler to the hole using a putty knife.

Mix one more small amount of bondo and apply a feathered or thin layer over the impression and out above the actual surface level of the door. Using a putty knife press the filler into the voids around the plywood patch and over its surface to create a level surface to match the surrounding garage door surface. Use the putty knife to form the edges and sides of the garage door. Keep this layer as smooth as possible.