Concrete

Concrete is where I keep my step-by-step guides for planning, pouring, and finishing concrete projects.

Topics include base prep, forms, reinforcement, thickness, mixing and placing, finishing, curing, sealing, and long-term durability. I also cover troubleshooting—what to do when concrete cracks, scales, dusts, or cures unevenly.

If you’re new to concrete, start with the planning and prep articles. They prevent most of the expensive mistakes.

Person leveling freshly poured concrete slab near rebar edge

Radon Sealing at Slab Edges: Polyurethane Sealant vs Tapes vs Liquid Membranes

Introduction Radon sealing at slab edges means using materials to block radon from entering through the concrete edges around a slab. Common DIY options include polyurethane sealants, tapes designed for concrete, and liquid membranes, each with its own installation quirks. Always check the product label and local rules to confirm suitability and proper use. Polyurethane […]

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Close-up of cracked concrete surface with visible fissures

Waterproofing a Concrete Balcony: Slope Correction, Crack Bridging, and Edge Metal Details

Introduction Waterproofing a concrete balcony means protecting it from water intrusion by addressing slope, cracks, and edge details. Think of it as building a tiny water barrier that lasts through daily use. Check local rules and manufacturer instructions to choose the right materials and methods. For slope correction, ensure the balcony has a gentle outward

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Stamped concrete patio surface with rectangular patterns

Deck Coatings Over Concrete: Urethane Traffic Coatings vs Acrylic Systems

Introduction Urethane traffic coatings and acrylic systems are two common deck coatings for concrete that you apply to protect and beautify a surface. This article gives a plain‑language look at how each one works and what to expect from applying them. Areas we support cover common concrete decks and patios in residential settings. For questions

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Workers pouring concrete into wooden foundation form

Bentonite Sheet Waterproofing on Foundation Walls: Detailing, Fasteners, and Failure Modes

Introduction Bentonite sheet waterproofing on foundation walls is a passive barrier that swells when wet to seal against moisture. In a DIY setup, you’re detailing joints, overlaps, and how the membrane interfaces with the wall and any backer boards or insulation. Check manufacturer guidance and local rules for surface prep, fastening methods, and acceptable materials

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open window above wide concrete window sill casting shadow

Waterproofing Cast Concrete Fountains and Birdbaths: Coatings vs Liners and Maintenance

Introduction Waterproofing cast concrete fountains and birdbaths means choosing a method to keep water from leaking through the concrete. You can use coatings or liners, and each has its own pros for DIY setup and long-term maintenance. Check the product instructions and local rules to confirm compatibility with your concrete, climate, and any decorative finishes.

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close up of red brick wall mortar joints

Sealing Control Joints for Radon: Where to Seal, What Lasts, and When Not To

Introduction Sealing control joints is a practical step to reduce radon entry by closing gaps in masonry where joints exist. Before you seal, clean and dry the joint, choose a sealer compatible with masonry, and follow the product’s instructions for temperature, cure time, and re-entry. If in doubt, check local rules and consult the product

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Paint roller applying black sealer on concrete surface

How to Choose a Penetrating Sealer for De-Icing Salt: Silicate vs Silane vs Fluoropolymer

Introduction A penetrating sealer for de-icing salt is a treatment that soaks into concrete to form a protective barrier against salt damage. Common options include silicate, silane, and fluoropolymer blends, each with its own pros and cons. When picking, read the product label and follow manufacturer instructions, and check local rules for your project. Silicate,

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Close up of worker smoothing fresh concrete slab with float

Basement Slab Vapor Drive in Winter: Why ‘Dry’ Floors Still Push Moisture Into Coatings

Introduction Basement slab vapor drive in winter is moisture moving through concrete from the ground, even when floors feel dry. In cold weather, capillary action and ground moisture can push water into coatings, sealing layers, and corner joints. This is a practical, hands-on issue you can see by checking for damp spots and efflorescence along

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Close-up of concrete wall with cracking and peeling surface

Repairing Leaking Cold Joints at Slab-to-Wall: Why Surface Caulk Fails and Better Methods

Introduction A leaking cold joint at slab-to-wall is water intrusion at the bond between a concrete slab and the wall caused by gaps or cracks near the joint. This article explains why surface caulk often fails and what better repair approaches look like for DIY work. Identify leaks by looking for damp patches near the

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Wooden formwork for concrete retaining wall construction

Concrete Retaining Walls: Waterproofing, Drainage Rock, and Preventing Hydrostatic Blowouts

Introduction Concrete retaining walls are structures that hold back soil and must stay dry and stable. To do that, waterproofing and proper drainage are essential, along with backfill and proper reinforcement. Without addressing hydrostatic pressure, the wall can leak, bow, or fail over time. There are several waterproofing options worth considering, and you should follow

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