Independent Finishing Product Testing — Jacksonville, FL

Paint and patch —
scored before you buy.

Independent testing of paint formulas, drywall compounds, primers, and finishing tools. Every product purchased at shelf price. Every score measured, not estimated.

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72+
Products Tested
$0
Sponsor Revenue
100%
Raw Data Published
Testing domains

What We Test

Four finishing product domains evaluated using repeatable, standardized measurement protocols.

🎨

Interior & Exterior Paint

Coverage per gallon, scrub resistance at 200 cycles, dry-to-recoat accuracy, and UV color shift tracked per formula.

🪑

Drywall Compounds

Shrinkage per coat, sanding dust volume, working time before setup, and feather-edge smoothness scored.

🧪

Primers & Sealers

Stain blocking effectiveness, adhesion pull strength, and surface compatibility benchmarked across substrates.

🔧

Finishing Tools

Taping knife flex consistency, sanding screen longevity, and roller nap coverage quality rated by tool type.

Scored findings

Latest Reviews

Controlled performance testing with published methodology. No press samples. No score adjustments.

All reviews →
Contractor-grade interior paint cans evaluated for coverage and scrub resistance 8.7 / 10
Interior Paint

Sherwin-Williams ProMar vs Benjamin Moore Ultra Spec: Contractor-Grade Interior Scored

Top Pick Both Tested Read →
Lightweight drywall compound buckets evaluated for shrinkage and sanding performance Tested
Drywall Compound

USG Plus 3 vs DAP DryDex: Lightweight Compound Shrinkage and Sanding Compared

Clear Winner Read →
Primer stain blocking effectiveness test on water-damaged and smoke-stained substrates 9.0 / 10
Primers

Primer Stain Block Showdown: Kilz Original vs Zinsser BIN vs INSL-X Stain Killer

Best Performer 3 Tested Read →
Taping knives flex pattern and edge wear test after 50 drywall joints Tested
Finishing Tools

The $8 Taping Knife vs The $22 Taping Knife: Flex Pattern and Edge Wear After 50 Joints

Surprising Result Read →
Paint finish washability scrub test comparison flat matte and eggshell formulas Roundup
Interior Paint

Flat vs Matte vs Eggshell: Washability Scrub Test at 100, 200, and 500 Cycles

Data Published Read →
Drywall compound type comparison all-purpose lightweight and setting-type performance test 8.3 / 10
Drywall Compound

All-Purpose vs Lightweight vs Setting-Type Compound: Which One Actually Saves Time?

Best Value Context Matters Read →
Paint and drywall products organized on a testing bench for measurement evaluation
About Los Santos Painting & Drywall

Independent testing. Published scores. Zero affiliation.

LOS SANTOS PAINTING & DRYWALL LLC is an independent product evaluation company based in Jacksonville, Florida. We test paint formulas and drywall compounds using standardized performance measurement, then publish scored findings with no manufacturer sponsorship and no affiliate revenue.

We do not paint walls, hang drywall, or perform any finishing trade. We score the products those trades depend on.

✓All products purchased at shelf price
✓Benchmarks locked before purchase
✓Zero affiliate revenue
✓Raw data published

Scores before your next finishing job.

Product test results only. No manufacturer content. No affiliate promotions. No shared data.

Test results only. Unsubscribe at any time.