Caulking Concrete Cracks

How to make long-lasting caulk joints and keep water out

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


Required Materials for this Project

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

  • Urethane caulk
  • Foam backer rod
  • Mineral spirits

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