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 spraying white coating onto stucco wall with spray gun

Breathable vs waterproof stucco coatings: choosing paint that won’t trap moisture

Introduction Breathable coatings let moisture escape from the wall while waterproof coatings block water from entering. In practice, choosing between them for stucco means balancing moisture movement with the need for surface protection. Always follow the product label and consider how your climate and surface condition will interact with the coating. Temperature changes can affect […]

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Hand scraping delaminated stucco from wall with scraper

Stucco delamination from paint layers: how to test adhesion before you repaint

Introduction Delamination in stucco paint means the coating is no longer firmly attached to the underlying surface. Testing adhesion before repainting shows whether the surface is ready to be prepped and primed. A quick check helps you plan the cleaning, scraping, and sealing steps. To test adhesion, use a simple peel or lift test on

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Stucco corner with reinforcing mesh being applied

Cracks at stucco corners: stress points, mesh placement, and how to keep them from returning

Introduction Cracks at stucco corners are stress-related failures at the joints where surfaces meet. They form when the wall moves or settles and the outer layer can’t flex enough. Addressing them starts with understanding where the stress concentrates and how the mesh supports the patch. Repair technique should reinforce corners with proper mesh at joints

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Exterior stucco wall with scaffolding set up for repair

Patching stucco after plumbing repairs: backing methods that prevent a soft spot

Introduction Backing methods for patching stucco after plumbing repairs provide support under the patch to keep it solid. They help prevent sagging or settling as the repair dries and cures. Choose a backing that fits behind the stucco and works with the existing wall. Place the backing so it sits behind the new stucco and

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Close-up of stucco edge with foam insulation and sealant

Bottom edge stucco moisture wicking: diagnosing capillary rise and fixing the drainage plane

Introduction Bottom-edge stucco moisture wicking occurs when capillary rise pulls moisture from the foundation into the lower stucco courses. This guide helps you spot the signs and understand why the drainage plane matters. Look for damp patches, staining, softening, or peeling where the stucco meets the foundation, and check for poor drainage or blocked weep

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Two-story stucco house exterior with windows and garage door

Stucco termite inspection gaps: keeping clearances without leaving raw edges

Introduction Stucco Gap Inspection and Repair To minimize termite access, keep gaps around stucco clear while preventing exposed raw edges. Inspect edges, corners, and joints where stucco meets other materials regularly. Focus on these areas: Stucco-to-stucco joints Stucco-to-frame connections Stucco-to-foundation interfaces Upon discovering gaps, repair them neatly using suitable flashing or backer materials and compatible

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Hand with glove pushing plastic anchor into foam board insulation

Anchors that work in stucco over foam vs stucco over wood sheathing

Introduction Anchors that work in stucco over foam versus stucco over wood sheathing are fasteners chosen for different backing materials used in exterior walls. Foam-backed stucco requires considerations for how the anchor transfers load and how the insulation is protected, while wood sheathing provides a solid, continuous surface for grip. This introduction sets up what

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Person cutting cinder block with angle grinder outdoors

Re-sealing old stucco window edges: cutting out bad caulk and reinstalling proper backing

Introduction This is the process of removing deteriorated caulk around a stucco window and replacing it with proper backing and sealant. You will inspect the edge, cut out the old caulk, and prepare the gap for new material. The goal is a clean joint that stops water intrusion and allows for flexible, long-lasting sealing. Next,

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Stucco wall with three boarded openings and rust stains below

Tracking hidden metal in stucco: stopping rust stains from coming back after repairs

Introduction Tracking hidden metal in stucco is the process of locating metal components behind the stucco to prevent rust-related damage. Rust stains can reappear if metal isn’t found and treated. This introduction covers practical steps for checking, repairing, and preventing future issues. Techniques for detecting hidden metal include visual clues and non-destructive checks. Common causes

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Close-up of damaged stucco wall with peeling and exposed underlying surface

Bulging or hollow stucco spots: tap testing, cut windows, and when patching is a trap

Introduction Bulging or hollow spots in stucco indicate hidden voids or moisture behind the surface. Use a light tapping test to distinguish solid backing from hollow areas, and treat any suspect spot as a sign to inspect further. Avoid rushing to patch; confirm what you’re dealing with before sealing. If you decide to open a

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