Side-by-side comparison
Sherwin-Williams Kem Bond HS Universal Metal Primer Flat Off White vs Sherwin-Williams Pro Industrial Heavy Duty Block Filler Flat White
| Fact | Kem Bond HS Universal Metal Primer | Pro Industrial Heavy Duty Block Filler |
|---|---|---|
| Use | Exterior primer, Interior primer | Interior primer |
| Sheen · base | Flat · Off White | Flat · White |
| VOC (untinted) | 336 g/L | 9 g/L |
| VOC added by tint | Not stated | Not stated |
| Emissions testing | Not documented | Tested (GREENGUARD, LEED emissions) |
| Health certification | None found | None found |
| Safety Data Sheet warnings | 6 | 3 |
| Ingredient disclosure | Partial (environmental data sheet) | Partial (environmental data sheet) |
| Safety Data Sheet revised | 6/24/2026 | 7/12/2026 |
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
Sherwin-Williams Kem Bond HS Universal Metal Primer
Sherwin-Williams Pro Industrial Heavy Duty Block Filler