When using concrete, there’s several things to consider. One of them is air, especially when using decorative stamps outdoors. When using concrete like this outdoors, it’s easy to run into issues down the line because you can’t always control the elements. That’s why it’s important to hire a concrete specialist to install concrete with decorative stamps on your exterior. Let’s look at how air affects concrete and what you can do to avoid issues.
More About Air Affecting Concrete
When using a decorative stamp with concrete, many contractors are concerned about consistent color and pattern. However, this doesn’t always mesh well with making the concrete more durable over its lifetime. Different concrete contractors will have different methods for dealing with this dilemma.
Some will use entrained air to mix with concrete to avoid freeze-thaw damage. Others will lower the air content to get a deeper color and rely more on the color hardener for durability. Since a sealer will be used in either case, concrete specialist are okay with both these approaches, because they’re proven to work in certain conditions.
However, some concrete specialists believe that any reduction in air can cause issues for concrete outdoors. They believe it makes the concrete less water-resistant which can lead to issues down the line. It’s a complicated issues that makes using decorative, color-based concrete stamps outdoors that much more controversial in the concrete world.
If you’re concerned about the long-term durability of concrete stamps on your exterior, talk to a concrete specialist. Whether you’ve already had the concrete installed or are planning to, they can give you a rundown on how they deal with the issue, what experiences they’ve had with it before and how they’ll help repair any issues that come up in the future under warranty.