Search Results for: joint sealant for concrete

Introduction Rust telegraphing through concrete patches happens when corroded rebar pushes outward, showing up as stains, cracks, or rough patches on the surface. This is a sign the patch is not fully sealing the reinforcing and moisture is getting to the steel. In this article we’ll explain what to look for and how to approach […]

Introduction A reusable curved form for concrete planters is a mold used to shape rounded walls and can be built from plywood or plastic. It’s designed to be strong enough to hold concrete until it cures and easy to loosen for reuse, with the fit and finish depending on the material you choose and how

Introduction A cold joint rescue is blending a second-day concrete pour to erase the seam and create one continuous surface. If you can see a raised line, a color change, or a rough edge where the old pour meets new concrete, that’s a cold joint. The goal is to make the transition look and act

Introduction Pouring a small concrete slab over existing concrete means laying a new concrete layer on top of an existing slab. Before you start, clean and roughen the surface so the new mix can grip. Check the old slab for cracks and moisture and fix obvious issues before pouring. Think about how thick you pour

Introduction A drainage swale in concrete is a shallow, sculpted channel that directs water away while keeping a smooth, integrated look. The idea is to route water on the surface or just below, and still read as part of the yard, not a gutter. Plan with proper slope, width, and edge treatment, and confirm you

Introduction Spalling is when the surface concrete flakes, chips, or peels away at the garage door edge. The damage comes from moisture intrusion, freeze-thaw cycles, or heavy traffic over time. You’ll notice rough edges where the edge of the slab meets the door opening. To rebuild the edge, remove loose material and clean the area

Introduction A trench drain in a concrete driveway is a channel that collects surface water and carries it away from the surface. It’s installed by cutting a slot in the slab and setting a grating or lip that directs flow to a drainage line. Plan for slope, embedment depth, and a clean connection to any

Introduction Pervious concrete patio is a porous surface that lets water pass through instead of pooling. In DIY terms, you mix a low-slump concrete, place it in a single lift, and finish with a light broom or float to keep the voids open. Keep debris out of the mix and monitor for small surface cracks