How to Trim Out a Window

Supplies You Will Need

Tools You Will Need

• 20-ounce finish hammer
• Hand plane,
  for trimming jamb extensions
• Measuring tape
• Router,
  for making stool profile
• Random-orbit sander,
  or hand sanding block
• Jigsaw,
  for notching stool and profiling apron
• Pneumatic nailer,
  for attaching casing
• Compass,
  for transferring marks and reveal lines
• Table saw,
  for cutting rabbet in bottom of stool
• Square,
  for marking casing, stool, and apron
• Utility knife or chisel,
  for trimming drywall and adjusting fit of stool
• Miter saw,
  for crosscutting trim pieces to length
• Nail set (to recess heads of hand-driven nails
• Drill with 1/16-inch-diameter bit,
  for making pilot holes before hand nailing