Molding & Trim How To & DIY

Ask This Old House mason, Mark McCullough, helps a homeowner update her concrete block, wood burning fireplace with a stacked stone veneer and a slab of stone.

Decorative cedar brackets are often found under an overhang like a balcony or a roof. Some brackets may be structural, but in this case, these ornamental brackets are simply decorative and are part of the home’s original features. Watch as This Old House Host Kevin O’Connor meets with Builder Charlie Silva in his shop while he makes brackets himself.

It’s easier to patch imperfections and holes in baseboard than to replace the entire piece. In this video, This Old House’s Tom Silva patches a baseboard using a Dutchman—a wood repair patch that is glued into a custom-cut hole.

Ask This Old House general contractor Tom Silva creates a simulated stile and rail wainscoting on a dining room wall by using base cap molding.

Ask This Old House general contractor Tom Silva and host Kevin O’Connor look at ways to match historic molding.

Tom Silva demonstrates how to create new molding that will exactly match the profile of existing molding. He also shows how to use a special tool called profile gauge to trace the shape of the molding exactly

Ask This Old House general contractor Tom Silva shows a quick and accurate way to cut perfect-fit miters

Ask This Old House general contractor Tom Silva shares his tips and techniques for installing decorative crown molding

This Old House general contractor Tom Silva installs interior window trim using hand tools

This Old House general contractor Tom Silva reveals various means and methods of making your own authentic reproduction moldings

Apply panel molding to a featureless door to create a grand entrance to any room

In this step-by-step video, This Old House general contractor Tom Silva shows the best way to install decorative trim to the joint between wall and ceiling.

This Old House general contractor Tom Silva shares his secrets for producing tight-fitting mitered corner joints on crown molding

This Old House general contractor Tom Silva discusses some of the many options available for trimming out the interior of a room.

This Old House general contractor Tom Silva shows how to enhance a room with easy-to-install crown molding using plastic clips and caulking to finish.

Tom Silva shares some tricks of the trade for cutting crown molding precisely to create a scarf joint and outside corners.

In this how-to video, This Old House general contractor Tom Silva shows how to cut tight-fitting inside corner joints