Tested guides for paint, color, and repaint projects
Paint Analyzer

Paint guides & how-tos

Paint Analyzer

Practical guides on acrylic, spray, and oil paint — techniques, drying times, surfaces, and buying advice.

Browse by paint type

Acrylic

Mixing, drying times, and surfaces that hold acrylic well.

Spray

Technique, waterproofing, and cleanup for aerosol projects.

Oil

Working properties, layering, and care for oil paint.

Buying

Choosing the right paint and finish before you start.

Latest guides

Techniques & Surfaces

How to Paint a Ceiling Without Roller Marks

Roller marks on a ceiling almost always come down to one of three things: the wrong nap, pressing too hard, or letting the edge dry before the next pass overlaps it.

Techniques & Surfaces

How to Paint Over Semi-Gloss Without Sanding

A bonding primer is the sanding-free shortcut — it's formulated to grip a slick, glossy surface directly, which is the entire reason sanding is normally recommended before repainting semi-gloss in the first place.

Techniques & Surfaces

Can You Put Polyurethane Over Paint?

A polyurethane topcoat over paint is a real, common technique for extra durability — but oil-based poly can amber and shift lighter colors over time, which matters for the choice.

Techniques & Surfaces

How to Hide Wall Imperfections With Paint

Sheen choice does more to hide (or reveal) wall flaws than color or paint quality — flat is the most forgiving finish, and texture matters too.

Buying Guides

How to Make Black Paint by Mixing Colors

Mixing a true black from primary colors is possible but genuinely difficult to get consistent — here is the real method and why most painters just buy black instead.

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The library is growing

Paint Analyzer changed ownership and is being rebuilt on new infrastructure. The paint and technique library below is real and growing — paint calculators and buying guides are next.