Fume Hood Testing & Certification (ASHRAE 111)

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Fume hoods are critical to protecting laboratory personnel, patients, and research integrity by containing and exhausting hazardous fumes. At Provision Environmental Systems & Testing, we provide comprehensive Fume Hood Testing & Certification in compliance with ASHRAE 111 and NBC standards to ensure safety, performance, and regulatory compliance.

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Why Fume Hood Testing is Important

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• Health & Safety Protection – Properly functioning fume hoods protect occupants from exposure to hazardous contaminants.

• Regulatory Compliance – Verifies performance against ASHRAE 111 standards and facility requirements.

• Performance Assurance – Ensures hoods maintain required face velocities and operate safely at specified sash heights.

• Reliable Documentation – Creates a recorded history of all tests for compliance and future reference.

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When Testing Should Be Performed

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• After Initial Installation – Confirm new systems operate as designed.

• After Service or Modifications – Re-test after any repair, adjustment, or upgrade.

• On a Recurring Basis – Ensure ongoing protection and maintain certification.

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Our Testing & Certification Process

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• System Inspection – Evaluate condition and setup of the fume hood system.

• Airflow Measurements – Measure and verify face velocities and sash height positioning.

• Certification Labeling – Apply a certification sticker with test data, technician’s name, and date of testing.

• Performance Records – Maintain a detailed log of all tests for long-term compliance tracking.

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At Provision, our NBC-Certified TAB Professionals deliver trusted, accurate, and repeatable fume hood testing—ensuring your laboratory environments remain safe, compliant, and fully certified.