Informative

Informative is where I post general notes and observations from working with concrete and cement-based materials.

These aren’t always step-by-step tutorials. They’re more like field notes: what’s changing in materials, what works in practice, and how to think about common problems before they happen.

If you like the “why” behind the how-to guides, you’ll probably enjoy this section.

Worker applying plaster with trowel on wall corner

Plaster Over Painted Concrete Block: Bonding Agent Choices and Keying Techniques

Introduction Plaster over painted concrete block means applying plaster to a surface that has paint, using a bonding agent and surface keying to make the plaster stick. You’ll want a bonding agent that’s compatible with both the paint and the plaster mix you plan to use. Keying techniques involve scuffing or abrading the paint and […]

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Person spreading white plaster on metal trowel with spatula

Mixing Lime Putty Plaster at Home: Safety, Storage, and Workability Tips

Introduction Mixing lime putty plaster is combining lime putty, sand, and water to create a workable plaster for traditional walls. This short guide focuses on safety, storage, and how to judge workability when you mix it at home. Always check manufacturer instructions and local rules for any exact ratios or requirements. Start with clean, dry

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Hands applying plaster smoothly on interior wall

Plaster Soundproofing Add-Ons: When an Extra Coat Helps and When It’s Wishful Thinking

Introduction Extra plaster coats provide additional mass and seal to help reduce sound transmission when the first layer isn’t enough. A second coat can improve sound dampening by filling gaps and smoothing the surface. But it’s not a magic fix for loud environments or structural issues. Whether to add another coat depends on the room,

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