Side-by-side comparison
Valspar High-Build Primer Flat White vs Sherwin-Williams Sher-Wood 2400 Interior Millwork Primer Flat White
| Fact | High-Build Primer | Sher-Wood 2400 Interior Millwork Primer |
|---|---|---|
| Use | Interior primer | Interior primer |
| Sheen · base | Flat · White | Flat · White |
| VOC (untinted) | <100 g/L | 1 g/L |
| VOC added by tint | Not stated | Not stated |
| Emissions testing | Not documented | Not documented |
| Health certification | None found | None found |
| Safety Data Sheet warnings | 2 | 4 |
| Ingredient disclosure | Safety Data Sheet only | Partial (environmental data sheet) |
| Safety Data Sheet revised | 8/30/2026 | 8/9/2026 |
Highlighted rows are where the two products differ. Facts come from each maker's documents; "not disclosed" means the maker hasn't published it, not that the product failed a test.
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Scores summarize the evidence makers publish. They don't guarantee safety or predict individual health outcomes. How we score
Sources
Valspar High-Build Primer
Sherwin-Williams Sher-Wood 2400 Interior Millwork Primer