Steps for Installing a Stair Handrail
- Stand 4-foot level on first step and hold it plumb.
- Mark the level where it meets top of second step.
- Calculate height of handrail and mounting brackets; mark bracket height on level.
- Use level to mark bracket height on wall at top and bottom of staircase.
- Snap chalk line to connect the two wall marks.
- Using electronic stud finder, mark wall studs at top, middle and bottom of staircase.
- Drill 7/64 inch-diameter screw pilot holes on chalk line and into studs.
- Screw the mounting brackets to the wall studs.
- Cut handrail to length, mitering the ends to 45 degrees.
- Glue and nail a mitered return to each end of the handrail.
- Prime and paint, or stain and/or varnish the handrail.
- Once dry, screw handrail to mounting brackets.