Plaster

Plaster is for cement-based and traditional plastering projects where a smooth or durable surface is the goal.

You’ll find guides on surface prep, bonding, scratch/brown/finish coats, patching, corner details, sanding and finishing, and how to avoid common issues like cracking, poor adhesion, and uneven texture.

If your project is “make this wall look right again,” this is the category to start with.

Hand applying white plaster with metal putty knife

Scagliola Basics: Making Faux-Marble Plaster Panels and Sealing Them for Real Use

Introduction Scagliola is a plaster technique used to imitate marble. Key takeaways Choose faux-marble panels when you want durable, low-maintenance decorative plaster. Prepare substrate with clean, sound surface and proper moisture management. Use sharp tools and steady mixing with PPE to avoid texture inconsistencies. Marbling requires even color distribution; test small panels before full cast. […]

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Man patching ceiling plaster with putty knife

Plaster Repairs After Electrical Work: Patching channels without a visible ridge

Introduction Plaster repairs after electrical work are patches that blend into the wall so you don’t see a ridge. Start by assessing the surrounding finish and preparing the plaster mix to match the existing texture. To avoid a visible ridge, feather the edges, work in thin coats, and blend with the surrounding plaster as you

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Hands applying plaster to wall with wooden float

Venetian Plaster Sealers: Wax vs. Soap vs. Modern Coatings

Introduction Wax, soap, and modern coatings are not interchangeable Venetian-plaster sealers. The right choice depends first on the plaster system, any existing finish, and the surface’s exposure—not just the sheen you want. For a dry decorative interior wall, wax, soap, or even no sealer may be appropriate when the plaster manufacturer permits it. A splash-prone

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Man patching plaster on interior wall with putty knife

Patching Clay Plaster: Matching texture and color without a patch ring

Introduction Patching clay plaster means repairing damaged plaster by blending fresh material with the surrounding texture so the patch isn’t obvious. This guide treats texture and color matching as a hands-on, jobsite task you can do with basic tools. You’ll work in small steps, testing on a scrap area first. Start by cleaning the area,

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Person smoothing plaster on ceiling with trowel

Recurring Plaster Cracks: Hidden causes and reinforcement that helps

Introduction Recurring plaster cracks are cracks that keep coming back after repairs due to underlying movement or moisture. This article explains practical, hands-on steps you can take to stop the cycle. We’ll look at common hidden causes and simple reinforcement ideas you can try. Check your wall conditions and proceed with care to avoid making

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Worker applying plaster to ceiling with trowel

Plaster Ceiling Patches: Avoiding Sagging Spots and Visible Seams

Introduction A lasting plaster-ceiling patch starts with diagnosis, not compound. First stop any leak or moisture problem, then determine whether the damage is a stable crack, a shallow loss of plaster, detached plaster, or a sagging ceiling. Patch only sound, dry, supported material. A deep void or loose plaster needs sound support or specialist reattachment

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