{
  "metadata": {
    "schema_version": "2.0",
    "package_version": "2.0.0-rc1",
    "publication_status": "public_guidance_qualification_required",
    "generated_date": "2026-07-28",
    "last_verified": "2026-07-20",
    "confidence": "Context dependent",
    "public_safe": true,
    "confidential_fields_excluded": true,
    "source_package": "Depureco USA public knowledge source package v33",
    "json_path": "/ai/faqs/fine-dust-hepa-industrial-vacuums.json",
    "markdown_path": "/ai/faqs/fine-dust-hepa-industrial-vacuums.md"
  },
  "reference": {
    "entity_id": "FAQ-GROUP-FINE-DUST",
    "entity_type": "faq_group",
    "name": "Industrial Vacuums for Fine Dust",
    "human_route": "https://depurecousa.com/industrial-vacuum-cleaners-fine-dust/",
    "human_route_status": "available"
  },
  "content": {
    "group": {
      "group_id": "FAQ-GROUP-FINE-DUST",
      "slug": "fine-dust-hepa-industrial-vacuums",
      "page_url": "https://depurecousa.com/industrial-vacuum-cleaners-fine-dust/",
      "page_name": "Industrial Vacuums for Fine Dust",
      "theme": "Fine Dust / HEPA / Contained Collection",
      "lane_ids": [
        "LANE-03",
        "LANE-06"
      ],
      "primary_role_ids": [
        "ROLE-ENGINEERING-TECHNICAL",
        "ROLE-EHS-COMPLIANCE",
        "ROLE-MAINTENANCE-FACILITIES",
        "ROLE-QUALITY-CI"
      ],
      "proof_asset_ids": [
        "PROOF-CASE-case-study-atex-central-vacuum-for-pharmaceutical-plant-peat-dust"
      ],
      "conversion_endpoint_id": "CE-FINE-DUST",
      "primary_cta": "Request a Fine Dust & Powder Review",
      "source": "v20/v21 commercial and proof expansion",
      "faq_ids": [
        "FAQ-GROUP-FINE-DUST-Q01",
        "FAQ-GROUP-FINE-DUST-Q02",
        "FAQ-GROUP-FINE-DUST-Q03",
        "FAQ-GROUP-FINE-DUST-Q04",
        "FAQ-GROUP-FINE-DUST-Q05",
        "FAQ-GROUP-FINE-DUST-Q06"
      ]
    },
    "questions": [
      {
        "faq_id": "FAQ-GROUP-FINE-DUST-Q01",
        "question": "What is the difference between M-Class filtration and HEPA filtration?",
        "answer": "M-Class media is commonly used as a primary industrial filter, while HEPA is a high-efficiency final stage for a defined containment objective. The arrangement still depends on particle size, loading, airflow, pre-separation and filter cleaning.",
        "primary_role_ids": [
          "ROLE-ENGINEERING-TECHNICAL",
          "ROLE-EHS-COMPLIANCE",
          "ROLE-MAINTENANCE-FACILITIES",
          "ROLE-QUALITY-CI"
        ],
        "role_lenses": {
          "ROLE-ENGINEERING-TECHNICAL": "Verify material, duty, distance, utilities, filtration, separation and discharge.",
          "ROLE-EHS-COMPLIANCE": "Confirm hazard, exposure, area classification, evidence and the complete path.",
          "ROLE-MAINTENANCE-FACILITIES": "Review filter cleaning, clog risk, access, emptying, service and spares.",
          "ROLE-QUALITY-CI": "Verify repeatability, contamination control, standard work and documentation."
        },
        "proof_asset_ids": [
          "PROOF-CASE-case-study-atex-central-vacuum-for-pharmaceutical-plant-peat-dust"
        ],
        "claim_boundary": "Supports application qualification; does not replace facility-specific engineering, safety, sanitation or compliance review.",
        "primary_human_route": "https://depurecousa.com/industrial-vacuum-cleaners-fine-dust/",
        "primary_cta": "Request a Fine Dust & Powder Review"
      },
      {
        "faq_id": "FAQ-GROUP-FINE-DUST-Q02",
        "question": "Should an industrial vacuum use HEPA H13 or H14?",
        "answer": "Choose H13 or H14 from the required containment objective and exact configuration. H14 is more efficient, but seals, airflow, loading and maintenance still matter. Verify the class supplied with the exact model.",
        "primary_role_ids": [
          "ROLE-ENGINEERING-TECHNICAL",
          "ROLE-EHS-COMPLIANCE",
          "ROLE-MAINTENANCE-FACILITIES",
          "ROLE-QUALITY-CI"
        ],
        "role_lenses": {
          "ROLE-ENGINEERING-TECHNICAL": "Verify material, duty, distance, utilities, filtration, separation and discharge.",
          "ROLE-EHS-COMPLIANCE": "Confirm hazard, exposure, area classification, evidence and the complete path.",
          "ROLE-MAINTENANCE-FACILITIES": "Review filter cleaning, clog risk, access, emptying, service and spares.",
          "ROLE-QUALITY-CI": "Verify repeatability, contamination control, standard work and documentation."
        },
        "proof_asset_ids": [
          "PROOF-CASE-case-study-atex-central-vacuum-for-pharmaceutical-plant-peat-dust"
        ],
        "claim_boundary": "Supports application qualification; does not replace facility-specific engineering, safety, sanitation or compliance review.",
        "primary_human_route": "https://depurecousa.com/industrial-vacuum-cleaners-fine-dust/",
        "primary_cta": "Request a Fine Dust & Powder Review"
      },
      {
        "faq_id": "FAQ-GROUP-FINE-DUST-Q03",
        "question": "Why do fine-dust vacuums clog or lose suction?",
        "answer": "Fine dust can load a filter rapidly when media, area, cleaning or pre-separation do not match the material. Adequate filter area, correct media and manual, pulse-jet or reverse-jet cleaning help preserve airflow.",
        "primary_role_ids": [
          "ROLE-ENGINEERING-TECHNICAL",
          "ROLE-EHS-COMPLIANCE",
          "ROLE-MAINTENANCE-FACILITIES",
          "ROLE-QUALITY-CI"
        ],
        "role_lenses": {
          "ROLE-ENGINEERING-TECHNICAL": "Verify material, duty, distance, utilities, filtration, separation and discharge.",
          "ROLE-EHS-COMPLIANCE": "Confirm hazard, exposure, area classification, evidence and the complete path.",
          "ROLE-MAINTENANCE-FACILITIES": "Review filter cleaning, clog risk, access, emptying, service and spares.",
          "ROLE-QUALITY-CI": "Verify repeatability, contamination control, standard work and documentation."
        },
        "proof_asset_ids": [
          "PROOF-CASE-case-study-atex-central-vacuum-for-pharmaceutical-plant-peat-dust"
        ],
        "claim_boundary": "Supports application qualification; does not replace facility-specific engineering, safety, sanitation or compliance review.",
        "primary_human_route": "https://depurecousa.com/industrial-vacuum-cleaners-fine-dust/",
        "primary_cta": "Request a Fine Dust & Powder Review"
      },
      {
        "faq_id": "FAQ-GROUP-FINE-DUST-Q04",
        "question": "When should I use Longopac, bagging, a pre-separator, or a hopper?",
        "answer": "Use contained bagging for isolated disposal, a pre-separator for heavy or high-volume material before the filter, and a hopper or bulk discharge when frequent emptying would interrupt production.",
        "primary_role_ids": [
          "ROLE-ENGINEERING-TECHNICAL",
          "ROLE-EHS-COMPLIANCE",
          "ROLE-MAINTENANCE-FACILITIES",
          "ROLE-QUALITY-CI"
        ],
        "role_lenses": {
          "ROLE-ENGINEERING-TECHNICAL": "Verify material, duty, distance, utilities, filtration, separation and discharge.",
          "ROLE-EHS-COMPLIANCE": "Confirm hazard, exposure, area classification, evidence and the complete path.",
          "ROLE-MAINTENANCE-FACILITIES": "Review filter cleaning, clog risk, access, emptying, service and spares.",
          "ROLE-QUALITY-CI": "Verify repeatability, contamination control, standard work and documentation."
        },
        "proof_asset_ids": [
          "PROOF-CASE-case-study-atex-central-vacuum-for-pharmaceutical-plant-peat-dust"
        ],
        "claim_boundary": "Supports application qualification; does not replace facility-specific engineering, safety, sanitation or compliance review.",
        "primary_human_route": "https://depurecousa.com/industrial-vacuum-cleaners-fine-dust/",
        "primary_cta": "Request a Fine Dust & Powder Review"
      },
      {
        "faq_id": "FAQ-GROUP-FINE-DUST-Q05",
        "question": "Can a HEPA vacuum collect combustible dust?",
        "answer": "HEPA can contain fine particles, but does not determine combustible-dust or classified-area suitability. Material, area classification, conductive path, ignition risks and exact evidence still require review.",
        "primary_role_ids": [
          "ROLE-ENGINEERING-TECHNICAL",
          "ROLE-EHS-COMPLIANCE",
          "ROLE-MAINTENANCE-FACILITIES",
          "ROLE-QUALITY-CI"
        ],
        "role_lenses": {
          "ROLE-ENGINEERING-TECHNICAL": "Verify material, duty, distance, utilities, filtration, separation and discharge.",
          "ROLE-EHS-COMPLIANCE": "Confirm hazard, exposure, area classification, evidence and the complete path.",
          "ROLE-MAINTENANCE-FACILITIES": "Review filter cleaning, clog risk, access, emptying, service and spares.",
          "ROLE-QUALITY-CI": "Verify repeatability, contamination control, standard work and documentation."
        },
        "proof_asset_ids": [
          "PROOF-CASE-case-study-atex-central-vacuum-for-pharmaceutical-plant-peat-dust"
        ],
        "claim_boundary": "Supports application qualification; does not replace facility-specific engineering, safety, sanitation or compliance review.",
        "primary_human_route": "https://depurecousa.com/industrial-vacuum-cleaners-fine-dust/",
        "primary_cta": "Request a Fine Dust & Powder Review"
      },
      {
        "faq_id": "FAQ-GROUP-FINE-DUST-Q06",
        "question": "When should I send fine dust or powder to Depureco Labs?",
        "answer": "Send a representative sample when loading, pickup, hose size, pre-separation, contained collection or exact fit is uncertain. The test should document setup, result and limitation.",
        "primary_role_ids": [
          "ROLE-ENGINEERING-TECHNICAL",
          "ROLE-EHS-COMPLIANCE",
          "ROLE-MAINTENANCE-FACILITIES",
          "ROLE-QUALITY-CI"
        ],
        "role_lenses": {
          "ROLE-ENGINEERING-TECHNICAL": "Verify material, duty, distance, utilities, filtration, separation and discharge.",
          "ROLE-EHS-COMPLIANCE": "Confirm hazard, exposure, area classification, evidence and the complete path.",
          "ROLE-MAINTENANCE-FACILITIES": "Review filter cleaning, clog risk, access, emptying, service and spares.",
          "ROLE-QUALITY-CI": "Verify repeatability, contamination control, standard work and documentation."
        },
        "proof_asset_ids": [
          "PROOF-CASE-case-study-atex-central-vacuum-for-pharmaceutical-plant-peat-dust"
        ],
        "claim_boundary": "Supports application qualification; does not replace facility-specific engineering, safety, sanitation or compliance review.",
        "primary_human_route": "https://depurecousa.com/industrial-vacuum-cleaners-fine-dust/",
        "primary_cta": "Request a Fine Dust & Powder Review"
      }
    ]
  },
  "support": {
    "unknown_or_unverified_information": {
      "next_best_page": "https://depurecousa.com/industrial-vacuum-cleaners-fine-dust/",
      "material_testing": "https://depurecousa.com/industrial-vacuum-material-testing/",
      "contact_page": "https://depurecousa.com/depureco-contact-us/",
      "email": "sales@depurecousa.com",
      "phone": "737-320-9102",
      "phone_uri": "tel:+17373209102"
    },
    "selection_rule": "Use this reference for qualification and routing. Final product, compliance, filtration, chemical compatibility, and system design decisions require application review."
  }
}