Crafting with Concrete

All things about crafting with concrete. Concrete is a versatile material that can be used in many different ways.

Fresh concrete poured in wooden formwork at construction site

Concrete vibrator mistakes in DIY forms: honeycombing, blowouts, and how to avoid them

Introduction Honeycombing and blowouts are defects in concrete caused by improper compaction. This article explains how to spot these issues and why they happen in DIY pours. We’ll cover how to use a vibrator correctly and what to check to avoid problems. Identify honeycombing by looking for voids, exposed aggregate, and a rough, porous surface […]

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Stacked precast concrete columns outdoors on grass

Choosing a concrete form-release agent: what stains, what doesn’t, and how to apply evenly

Introduction A concrete form-release agent is a coating applied to forms to prevent concrete from sticking. Common types include liquid sprays or pours and powder blends, and the right choice depends on the form material, project size, and local guidance. Apply evenly according to the product instructions and consider timing to avoid gaps or buildup.

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Close-up of drill bit drilling into concrete wall

Fixing loose cap blocks: why they pop and a reset method that survives winter

Introduction Fixing loose cap blocks means resetting and securing the caps so they stay in place through freeze-thaw cycles. Loose caps can pop off from settling, wind, or vibration, and winter conditions make the problem worse. A safe reset method is essential to keep the cap aligned and prevent water intrusion. To reset, clean the

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Hands wearing red gloves placing concrete block using string line

DIY block steps: layout, fill strategy, and safe handrail anchors

Introduction DIY block steps involve planning the layout, choosing a fill strategy, and securing safe handrail anchors. This introduction explains the practical approach you can take on a typical backyard or entry path. Think of it as a straight-forward, hands-on project you tackle bit by bit. Begin by laying out the path on the ground,

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House exterior with windows covered in plastic and taped

Block surface prep for paint: efflorescence, alkalinity, and primer compatibility

Introduction Block surface prep for paint is the process of cleaning and treating concrete block surfaces to remove efflorescence, manage alkalinity, and ensure the primer will adhere properly. This work helps prevent staining and peeling by addressing the minerals that can migrate to the surface. Start by removing visible efflorescence with a brush and water,

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red brick wall with wooden door and concrete steps

Soundproofing block partitions: resilient channels, furring, and sealing gaps

Introduction Soundproofing block partitions means reducing sound transfer by using resilient channels, furring strips, and careful sealing. This is a practical, hands-on approach you can tackle in a DIY project, with steps that rely on basic framing and sealing practices. Start by evaluating the existing wall, then install resilient channels and furring to create a

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Person drilling into foam insulation board on block wall

Insulating block walls: interior foam vs exterior foam and moisture consequences

Introduction Insulating block walls can be achieved with interior foam or exterior foam, and the choice shapes how moisture moves through the wall. Interior foam keeps insulation on the room side, while exterior foam faces the outdoors. Both approaches affect how moisture dries and where you risk condensation. When you plan the install, think about

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Electrical tools and measuring tape on circuit blueprint

Running electrical conduit through block: neat chases and patching that blends

Introduction Running electrical conduit through block is the process of routing conduit inside masonry walls and creating clean chases to hide it. Plan the route to minimise visible repairs and maintain wall strength. Check for hidden obstacles and follow safety and building guidelines when shaping the chase. After routing, patch the chase with material that

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Hand placing small brick on mini brick wall

Placing anchor bolts in block bond beams: templates that actually hold alignment

Introduction Anchor bolts in block bond beams are embedded hardware used to secure framing and hold alignment during construction. This article covers practical, hands-on steps for placing them accurately. You’ll want to verify embedment and spacing with the project at hand. Templates can help keep bolts aligned as you set them, but you must check

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Hand holding grout float over tiled wall

Repairing grout blowouts in block walls: what’s cosmetic and what’s a structural red flag

Introduction Grout blowouts in block walls are gaps where the grout has failed and the fill no longer stays in place. This article helps you tell which gaps are cosmetic and which signal a structural issue. It keeps the focus on safe, practical repairs you can assess from the surface. Start by looking for signs

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