Is Benjamin Moore Aqua Lock Plus Primer/Sealer toxic?

No paint is risk-free, and "toxic" depends on how much you're exposed to and for how long. Here is what Benjamin Moore's own documents show. Benjamin Moore Aqua Lock Plus Primer/Sealer scores 27–30 out of 100 across its 3 sheens and bases. Its untinted VOC is 100 g/L. Its Safety Data Sheet carries these warnings: skin allergen (all versions). We found no third-party emissions testing for it.

Health score

27–30

VOC g/L

100

Use

Interior primer

Safety Data Sheet warnings

• Skin allergenall versionsMay cause an allergic reaction.
• Cancer warning (dust only)1 of 3 versionsListed ingredients are hazards as inhaled dust. Wear a mask when sanding or spraying.

Evidence beyond the label

• Emissions testing: none found
• Health certification: none found
• Full ingredient list (Health Product Declaration): not published

All 3 versions

• Deep TintVOC <100 g/L · 1 warning30Poor
• WhiteVOC <100 g/L · 1 warning30Poor
• BlackVOC <100 g/L · 2 warnings27Poor

Updated October 12, 2026. Scores summarize the evidence makers publish. They don't guarantee safety or predict individual health outcomes. No brand pays to be listed. How we score