How to Caulk Concrete

Use foam backer rod and keep the caulk bead thin

Required Tools for this Project

Have the necessary tools for this DIY project lined up before you start—you’ll save time and frustration.

  • Caulk gun
  • Putty knife

You'll also need a plastic spoon.

Required Materials for this Project

Avoid last-minute shopping trips by having all your materials ready ahead of time. Here's a list.

  • Caulk remover
  • Backer rod
  • Caulk