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.

Cracked plaster corner with yellow and white walls

Salt Damage in Plaster: Stopping recurring powder and flaking on masonry walls

Introduction Salt damage in plaster is when mineral salts from the masonry migrate into the plaster and cause powdering and flaking. This often happens as moisture moves through the wall and brings salts to the surface, weakening adhesion. The fix starts with locating the moisture source and choosing a repair approach that fits the wall […]

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Smooth white plastered ceiling with single hanging light bulb

Blistering Plaster Finish Coats: Causes and a cleaner re-skim approach

Introduction Blistering plaster finish coats are finish layers that lift or bubble because moisture or poor adhesion gets trapped under the surface. In DIY work, heat, humidity, or applying a coat too thick can start blisters. A cleaner re-skim approach means removing the loose skin and reflowing the coat while following the product’s instructions. Begin

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