Search Results for: MS with epoxy

Person spreading glossy epoxy floor coating with squeegee

Pinholes in Floor Coatings: Prime Coats, Squeegee Technique, and Offgassing Control

Introduction Pinholes in floor coatings are tiny voids that form when the surface isn’t sealed and moisture or air escapes as the coating cures. They undermine moisture control and adhesion, especially if the primer or first coat isn’t applied correctly. Check that your primer is stated for moisture control and compatible with the topcoat you’re […]

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Colorful plastic zip ties in white yellow green and orange

How to Use Plastic Sheet Tests Correctly: Condensation vs Darkening and What Each Means

Introduction A plastic sheet test is a simple DIY method to observe whether moisture on a concrete surface is from condensation or from darkening. You place a clear plastic sheet on the surface for a set period and check for fogging or dampness under the sheet. Use it as a quick check during finishing work,

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Person pressure washing smooth concrete patio surface

How to Tell If Concrete Is Too Smooth to Coat: Simple Adhesion Checks Before You Prime

Introduction Too smooth concrete resists adhesion and can fail after priming. This article shows simple checks to decide if the surface needs profiling. Roughening helps primers bite into the surface and create a lasting bond. Start with cleaning, then roughen the area using a grinder, wire brush, or sanding pad and clean away dust. Do

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Concrete floor grinding machine preparing surface near wall

Concrete Surface Prep for Coatings: How to Hit the Right Profile Without Over-Grinding

Introduction A proper surface profile is the texture and cleanliness of concrete that coatings need to bond. Before applying anything, clean the floor thoroughly to remove oils, dust, and contaminants. Profiling options like shot blasting or diamond grinding are used to create the key texture; choose based on the concrete and the coating. After blasting

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Gray square stone pavers with green moss-filled joints

How to Hide Control Joints Visually: Layout Tricks That Look Intentional

Introduction Control joints are planned gaps in concrete that you hide with layout tricks to look intentional. This article covers simple, hands-on steps you can follow on your own slab without fancy equipment. Think lines, patterns, and edges that camouflage joints while staying within manufacturer instructions and local rules. Start by choosing a location that

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Hand holding blue caulking gun near ceiling joint

Why Joint Sealant Bubbles: Offgassing, Moisture, and How to Prevent It

Introduction Bubbles in joint sealant are air pockets that form as the material cures, usually from offgassing or trapped moisture. In DIY work, you may see these as foamy spots or gaps that weaken the seal. Check the label and manufacturer guidance to know what conditions or temps are allowed. Prevention comes from clean joints,

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Freshly poured concrete floor inside a building

How to Cut Control Joints in Small Slabs Without a Saw: Groovers, Guides, and Timing

Introduction Control joints are deliberate grooves in concrete that guide where cracks will form as the slab cures. They help prevent random cracking and keep surfaces looking straight. For small slabs, you can create them without a saw by using groovers, guides, and proper timing. Timing matters: cut or groove the slab after the concrete

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Close-up of old concrete surface with surface pitting and rough texture

Anchoring into Old Concrete: When the Surface Lies and How to Test Strength

Introduction Anchoring into old concrete means attaching hardware to an existing slab or wall when the surface may be uneven or compromised. The key is to verify whether the concrete can hold fasteners and to choose a method that matches the condition of the surface. This needs practical, hands-on steps rather than guesswork. To test

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Unfinished basement with concrete block walls and stairs

Setting Anchors in Hollow Block: Screens, Injection, and Pullout Reality

Introduction Setting anchors in hollow block walls means choosing a fastener and method that grip the hollow cores and solid faces to hold a load. For DIYers, two common paths are using a screen-type system or an injection method, each with its own prep and placement steps. This introduction explains what to expect and what

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Person smoothing wet concrete sidewalk with a broom

How to Clean Anchor Holes Properly: Blow-Brush-Blow vs Shop Vac Myths

Introduction Cleaning anchor holes properly means removing debris so anchors seat correctly and safely. In this article we’ll cover plain-language, hands-on steps you can use at the job site. You should verify any technique against the product label and local rules before you start. Blow-Brush-Blow is a routine some DIYers try, but its effectiveness depends

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