HVAC Testing, Adjusting
& Balancing (TAB)

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HVAC Testing, Adjusting & Balancing (TAB)

Request a Quote

Health Systems Sciences (HSS) — Ensuring Airflow Performance, Comfort, and Code Compliance

HSS provides HVAC Testing, Adjusting, and Balancing (TAB) services to verify that building ventilation systems deliver the correct airflow rates, pressurization, and environmental performance required for safe and efficient operation. We support hospitals, laboratories, compounding pharmacies, government facilities, and commercial buildings nationwide.

As a Service-Disabled Veteran–Owned Small Business (SDVOSB), HSS brings professional testing expertise, reliable documentation, and responsive onsite coordination to both new construction and existing facility systems.

Core TAB Services

Core TAB Services

System Testing & Verification

Supply & return airflow measurement and adjustment

Air change rate (ACH) verification

Room-to-room pressure relationships

Diffuser and grille airflow balancing

Fan performance & motor data evaluation

Filter resistance and static pressure measurements

Environmental Performance Checks

Temperature & humidity monitoring

Ventilation rate and fresh air volume verification

Occupant comfort troubleshooting

Facility airflow control optimization

Specialized Healthcare & Controlled Environment TAB

Pharmacy cleanroom systems (USP 797 / USP 800)

Isolation rooms (AIIR & Protective Environment)

Operating & procedure rooms

Sterile processing and decontamination areas

Laboratory ventilation and fume hood exhaust supply balance

Technician conducting HVAC performance testing with a blower door and measurement equipment.

Standards & Regulatory Alignment

Our TAB services align with:

  • NEBB & AABC Test & Balance Procedures
  • ASHRAE 62.1 & 170 Ventilation & Healthcare Airflow Standards
  • USP 797 / USP 800 Compounding Room Pressurization
  • CDC & NIH Isolation Room Requirements
  • Facility Commissioning & Re-commissioning Support

This ensures compliance for:

  • Joint Commission
  • State Health Departments
  • VA / DoD Safety & Infection Control Programs
  • Internal QA and Regulatory Audits

Who We Support

Who We Support

Hospital & Outpatient Pharmacies

VA Medical Centers & DoD Healthcare Facilities

Sterile Processing & Pharmacy Cleanrooms

Laboratory & Research Complexes

Academic and Government Facilities

Commercial Office & Healthcare Buildings

Why Partner with HSS

Why Partner with HSS

Benefit

  • Accurate investigation, clear interpretation, and realistic controls.
  • Validated data suitable for regulatory review.
  • Recommendations based on safety needs—not vendor incentives.
  • Works seamlessly with federal, healthcare, and research clients.

Strength

  • Experienced Healthcare & Lab Airflow Specialists

  • Clear, Actionable Reporting

  • No Conflict of Interest
  • Nationwide SDVOSB Service Capability