Search Results for: control joint

Introduction Calcium chloride can speed up concrete setting, but it is not allowed for every mix or every job. For DIY pours, check product labels and local rules to know if it’s permitted. If you’re unsure, ask the supplier or code authority before using it on your project. In some cases it’s allowed, but in

Introduction Polished concrete stain protection is a practical plan to keep stains from soaking in and the surface looking good. It relies on guard methods, occasional resealing, and simple maintenance you can handle in a DIY project. This approach aims to slow wear, resist color change, and extend the life of the finish. To choose

Introduction A concrete keyway is a recessed groove in freshly poured concrete that helps lock new concrete to existing work. You typically need one when you are tying a new pour to an older slab or when sections are poured at different times. Forming it correctly means choosing a suitable insert or form and ensuring

Introduction Re-entrant corner cracks are cracks that form at inner corners where two walls meet and curve back toward the interior. They happen where stresses concentrate as the concrete shrinks, settles, or is loaded in ways that push against those sharp inside corners. You’ll see them as narrow lines or wider gaps that seem to

Introduction Feather-edge overlay failures happen when the thin edge of a concrete overlay chips or breaks under use. This usually shows up where the overlay tapers to a fine edge and carries a lot of traffic or weight. In plain terms, the edge bore the brunt and started to crumble instead of staying solid. Signs

Introduction Microcement in showers is a cement-based coating that creates a continuous, waterproof surface over failure-prone areas. This article explains how to plan the work, coat the walls and floor, and spot potential trouble before sealing. Common waterproofing approaches in showers include membrane types you can install under microcement, but check compatibility with your product

Introduction Mix design and sealers are two ways to curb concrete permeability. For DIY projects, focus on practical changes that you can control in the mix and on the surface, rather than quick fixes. Check product labels and manufacturer guidelines for any admixtures and mixing instructions. Sealants can protect the surface after it cures, but

Introduction Radon fan placement is choosing where to install the fan so it can move soil gas from beneath the slab to the outdoors. Pick a location that is accessible for maintenance and close enough to the intake so air can be drawn through the system. Always follow the manufacturer’s instructions and local rules when

Introduction A radon rough-in is the collection path, sealed sub-slab details, and capped vent riser installed before or during a slab pour so the home can be tested and, if needed, upgraded later. It is not automatically a working mitigation system: a capped pipe does not reduce radon by itself. Plan the rough-in with the