How to Join Interior Trim and Moldings

Man’s hand cutting a marked curve using a coping saw.

In This Article: How to Create Butt Joints with Trim How to Repair Gaps Along Moldings How to Repair Molding Corners When two pieces of trim meet at an angle—most commonly a 45-degree angle to form a 90-degree corner—this is called a mitered joint. In the case of a typical window casement, miters are cut […]