How To Make Concrete Countertops Darker. To determine the size of your countertop, measure the base cabinets or your existing countertop. This is similar to what water does when it wets out the surface of concrete.
Remember the countertop will be upside down in the mold. However, this is a costly fix and will not work over exposed aggregate. Here's the breakdown of the costs of my DIY concrete countertops… Products & supplies from Concrete Countertop Solutions:
People claim the wrong color, inconsistent color, blotchy color, color that is too light, color that's too dark, and the list goes on and on.
This acid reacts with the concrete, opens up its surface and penetrates the concrete with its own metallic salts, staining the concrete the chosen color.
Learn how to make concrete countertops with the popular casting method known as "Precast". Concrete countertops shouldn't take more than a few days to make, so you won't be shutting down your kitchen for weeks and when you're done you'll enjoy the satisfaction that comes with building. With medium typical countertop usage, I also found the Ardex to scratch and dent fairly easily.