How To Cut Inside Corner Crown Molding With A Coping Saw

Measure and cut the end of the first crown molding square.

How to cut inside corner crown molding with a coping saw.

To cut crown molding inside corners start by measuring the angle of the corner using an adjustable protractor and setting a compound miter saw to the correct angles. Butt it into the corner. Corner joints in crown molding are compound because each cut end has two angles a miter angle and a bevel angle. Cutting a coped joint on an inside crown molding is a standard practice because cutting mitered inside corners often results in an unattractive joint or one that will come loose over time.

The saw can be set to 45 degrees to the left or 45 degrees to the right. Compound saws are advantageous because the saw tilts to cut the bevel and rotates to the left or right to cut the miter making both angles with a single cut. Don t nail within 16 in. Cope the second piece of crown molding and file and sand it for a perfect fit.

It s a best practice to cut crown moulding upside down on the miter saw. Next place the piece of crown molding in the jig and the bed of your saw to cut the right inside corner. Photo 9 shows you how to position the crown molding upside down in your miter box for cutting the bevel. 4 smooth out the rough edges of the coped cut with sandpaper or a round file.

3 cut along darkened edge with a coping saw angling the blade back as you follow the curved profile of the molding. 5 install a square cut length of molding first then butt the coped cut piece into it to form a tight fitting inside corner joint.