Should I Have Driveway Expansion Joints Caulked?

Placing caulk between two portions of concrete has been the standard repair for these ‘expansion joints’ for the last few decades. Taking good care of the areas where two concrete surfaces join is an important part of improving the overall durability and longevity of your driveway.

The expansion joints on your driveway are where the concrete surface is split into sections. The interruption in the surface is placed there on purpose to provide room for the natural expansion and contraction of the concrete during temperature changes. Without expansion joints, your concrete surface will quickly begin to crack, break, and deteriorate. Concrete surfaces installed right will include expansion joints every few feet.

Problems can develop over time when heavy amounts of rain or even pressure washing begin to erode away the soil beneath slab. A build-up of ice and snow in the joints can begin forcing the openings wider, leading to cracks and chipping of the concrete. Sealing of the expansion joints is a necessary step in maintaining the integrity of your concrete slabs, but is caulk the best option?

The latest innovation in expansion joint repair is the installation of rubber-like sealing strips. Use of a flexible material, simply pressed into place makes expansion joint repair DIY-easy. No cure time, no mess to clean up, no technique needed to get a great-looking result. The easiest to install of these is Trim-A-Slab. You can find it at, or at many online retailers such as,, and

In conclusion, caulked expansion joints are good, but Trim-A-Slab is better. Install Trim-a-slab and you’ll be done in a fraction of the time, and it will look great right away!

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