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entity_type: "page"
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# NFPA 660 Vacuum Requirements for Combustible Dust

## Direct answer
NFPA 660 vacuum guidance for combustible dust cleanup: ordinary vs hazardous locations, dust collectors vs vacuums, HEPA, ATEX, grounding, and DHA.

## Human route
[Open the best current Depureco USA page](https://depurecousa.com/blog/nfpa-660-vacuum-requirements-combustible-dust/)

## Canonical human page
[https://depurecousa.com/blog/nfpa-660-vacuum-requirements-combustible-dust/](https://depurecousa.com/blog/nfpa-660-vacuum-requirements-combustible-dust/)

## Page Type
Knowledge Article

## Source Type
post

## Priority
P0

## Seo Title
NFPA 660 Vacuum Requirements - Combustible Dust Cleanup %%sep%% %%sitename%%

## Meta Description
NFPA 660 vacuum guidance for combustible dust cleanup: ordinary vs hazardous locations, dust collectors vs vacuums, HEPA, ATEX, grounding, and DHA.

## Keyphrases
- NFPA 660
- NFPA 660 vacuum requirements
- combustible dust vacuum
- NFPA compliant industrial vacuum
- explosion proof vacuum

## Content Length
21745.0

## Source Authority
Current site backup + Yoast

## Confidence
High

## Faq Count
0

## Selection and support boundary
This reference supports discovery, qualification, and routing. It does not replace application-specific engineering, safety, hazardous-location, combustible-dust, chemical-compatibility, sanitation, or compliance review.

- Next best page: [https://depurecousa.com/blog/nfpa-660-vacuum-requirements-combustible-dust/](https://depurecousa.com/blog/nfpa-660-vacuum-requirements-combustible-dust/)
- Material testing: [https://depurecousa.com/industrial-vacuum-material-testing/](https://depurecousa.com/industrial-vacuum-material-testing/)
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- Email: [sales@depurecousa.com](mailto:sales@depurecousa.com)
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