DIY Network

How to Insulate an Exterior Door

There are several types of weatherstripping products available for exterior doors. Here are the most common types and how to install them.


  • caulk
  • nails
  • self-stick foam
  • bronze spring weatherstripping
  • door threshold kit
  • door sweep kit


  • cordless drill
  • screwdriver
  • caulk gun
  • hacksaw
  • hammer
  • pry bar
  • scissors
  • tape measure
  • metal snips