Molds For Concrete Countertops. By contrast, the countertop in this project is cured also in a form, but the countertop is created upside-down. Making your own concrete countertop is one of the more challenging—and rewarding—DIY projects.
Before installing concrete countertops, you'll need to remove old countertops and build a mold for the concrete. The rubber is carefully selected to allow for. Learn a quick, easy method to caulk your concrete countertop molds.
We start out by listing the tools and materials you'll need to gather to make your countertop, and then we cover planning for the counter top and how to make your template to plan for your casting frame.
The dimensions in the diagram aren't exact but give a rough idea of the size and shape.
Making your own concrete countertop is one of the more challenging—and rewarding—DIY projects. Concrete Counters: To DIY or Not to DIY? angela collierGetty Images. Is your concrete countertop going to be inset with a sink?