Brick & Block

Brick & Block covers practical how-to guides for masonry projects, from small repairs to building simple walls.

You’ll find articles on mortar basics, mixing and tooling joints, setting bricks/CMU blocks, fixing cracks, and common beginner mistakes. I focus on real-world steps and materials that actually work on site.

If you’re planning a brick, block, or mortar project, start here and work your way through the basics before you jump into the more specialized guides.

Hands holding color swatch fan with various brown and yellow tones

How to Match Mortar Color: Sand Selection, Pigments, and Test Panels

Introduction Matching mortar color means picking the right sand, pigments, and a test panel to compare with the target shade. The goal is to balance color from the sand and any added pigment so the mix looks consistent with surrounding joints. Do not rely on guesswork—check product labels and manufacturer guidance for compatibility. Start by

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Closeup of red brick wall with mortar joints

Type N vs. Type S Mortar for Block, Brick, and Stone

Introduction Choose Type N or Type S mortar from the masonry assembly—not strength alone. For many permitted above-grade, nonstructural brick or block applications, Type N is a common starting point. Type S has a higher specified compressive-strength classification, but it is not automatically the better choice for every wall, stone, climate, or repair. First identify

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Woman scraping paint from white interior wall

Removing Paint From Masonry: Chemical Strippers vs Grinding and How to Avoid Scarring

Introduction Removing paint from masonry means choosing between chemicals that soften coatings and mechanical grinding that abrades them, and the right choice depends on the paint type, the masonry surface, and how careful you need to be to avoid damage. For a DIYer that often means weighing slower, gentler chemical strippers against faster, more aggressive

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Hands using a scraper to remove blue paint from a wall

Removing Paint From Masonry: Chemical Strippers vs Grinding – A Step-by-Step Timeline

Introduction Tackling paint removal from masonry can seem daunting, but with a clear timeline and understanding of the process, you’ll be well on your way to restoring your surfaces. This step-by-step guide focuses on the duration and sequence of using chemical strippers versus grinding methods, ensuring you stay organized and efficient throughout the project. Before

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Person applying mortar to joints of brick wall with roller tool

Joint Backer Rod Sizing: How to Pick Diameter and Depth for Long-Lasting Seals

Introduction Joint backer rod sizing means choosing a rod diameter slightly larger than the joint opening and a depth that lets the sealant form the right profile; pick a rod that compresses to fill the gap and check the sealant or product label for recommended joint depth. Use backer rod when you need to control

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Close-up of wet mortar mix with a metal trowel in bucket

Rain Hit Your Fresh Mortar? Protection Steps, Damage Checks, and When You Need to Redo the Joint

Introduction Rain on fresh mortar can range from a minor nuisance to a ruinous washout depending on how soft the joint was and how long it was exposed, so act fast to protect and assess it. Cover undisturbed mortar with a breathable tarp or plastic supported off the joint until it firms, and check product

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black painted brick wall with uneven paint coverage

How to Paint a Brick Fireplace Safely: Heat Considerations and Soot-Sealing Prep

Introduction Painting a brick fireplace safely means choosing heat‑rated paint and preparing the surface to handle heat and soot. Start by inspecting for damaged bricks and planning to seal soot before painting. This article explains preparation steps, how to seal soot, and how to pick the right finish in plain, hands‑on language. Benefits of painting

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Paint roller applying white paint on gray masonry wall

Mineral Silicate Paint for Masonry: When It’s Worth It and How to Apply

Introduction Mineral silicate paint is a breathable masonry coating that bonds to mineral surfaces. It’s often worth it for exterior or historic masonry where you want a lasting, matte finish that can weather damp conditions. It resists peeling when applied correctly, but effectiveness depends on clean, sound substrate and proper surface prep. Applying it starts

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