Can You Seal Concrete Countertops With Polyurethane
They re suitable for both interior and exterior concrete and are ideal for decorative concrete.
Can you seal concrete countertops with polyurethane. With the right sealer you can create a countertop that fulfills many of the essential functions one wants in a. Use at least three coats of a water based polyurethane. Apply stencils and faux finishes before sealing the countertop with polyurethane. First coat will be absorbed into the grain.
Concrete is porous by nature which means that spills can stain and diminish its quality since liquids can seep through the concrete. While in the past this may have been have been true sealers have come a long way from the simple wax and acrylic sealers once used. They re also applied to colored stamped or exposed aggregate concrete. Polyurethane formulated for use on floors is tougher and resists scratches better than polyurethane formulated for use on woodwork and other similar applications.
For direct food contact use mineral oil. Let me introduce you to a concrete myth. Apply clear polyurethane to the countertop after the paint has had adequate time to dry and harden. If your countertops are made of concrete you need to seal them to avoid any damage caused by acidic food items like vinegar wine and mustard.