Air and Water Balance Report (HVAC TAB Form)

An Air and Water Balance Report (HVAC TAB Form) is used to record test data during HVAC system commissioning or post-installation. It documents airflow and water flow rates, temperatures, pressures, and equipment performance to verify system compliance with design specs. Ideal for contractors, TAB technicians, and project managers needing clean, tabular documentation.

Start Free With This Template

Create your free Workyard account to customize and use this template — no credit card needed.

Categories

With Workyard, you can

  • Digitize any form so your crew can complete them on the go
  • Automate compliance by requiring forms at clock-in/clock-out
  • Keep your business audit-ready with GPS-verified, time-stamped logs
  • Protect crews with instant alerts on flagged answers

Air and Water Balance Report (HVAC TAB Form)

This smart form documents Testing, Adjusting, and Balancing (TAB) of HVAC air and water systems during commissioning. It records design vs. actual flow rates to help align with industry standards and verify system performance.

Test Instruments & Conditions

Documents tools used and test conditions to validate result accuracy.

Air Measurement Method
  • Flow Hood
  • Anemometer Traverse
  • Pitot Tube Traverse
  • Velometer (Grille Ak)
Primary Test Instrument (Air)
Instrument Serial Number
Last Calibration Date
Ambient Air Temperature (°F)
Site Altitude (ft)
If water balancing is performed with a separate instrument, record details here.
Instrument Calibration Labels or Screenshots (Optional)

Drag and drop a file here or click the button below to select a file to upload.

Overview

An air and water balance report is a standardized testing, adjusting, and balancing (TAB) form used to verify the performance of HVAC systems in commercial and large residential buildings. It’s most commonly used during commissioning or post-installation to ensure airflow and water flow rates match design specifications and comply with project requirements.

Why use this Air and Water Balance Report (HVAC TAB Form)?

Using a proper TAB form helps eliminate guesswork, supports clearer communication, and keeps your documentation aligned with recognized HVAC balancing protocols. Here’s why teams rely on this form:

  1. Meet Project Specs with Fewer Delays: Ensure each component like air handler, VAV box, pump, or coil is tested and balanced to design flow rates with tolerances defined by ANSI/ASHRAE and AABC standards.
  2. Simplify Field Testing and Reporting: Organized tables make it easy to log air and hydronic system data while on-site, reducing back-and-forth between technicians and supervisors.
  3. Support Code and Contractual Compliance: May help in improving compliance with HVAC commissioning requirements found in Section 23 05 93 specifications and standards like ANSI/ASHRAE 111, AABC National Standards, and NEBB Procedural Standards.
  4. Build Trust with Stakeholders: Clients and inspectors expect accurate, professional TAB documentation. This form helps build credibility and avoid rework or failed inspections.
  5. Maintain Equipment Calibration Records: Integrated instrumentation and calibration fields help meet documentation standards required for certified balancing reports.
  6. Keep Reporting Consistent Across Projects: Use the same layout across multiple jobs or technicians to reduce errors, streamline QA/QC processes, and speed up approvals.

What to include in an Air and Water Balance Report (HVAC TAB Form)

This HVAC TAB form includes the following sections to help you document all required testing data clearly and consistently:

  • Project and Equipment Information – Capture job name, system ID, location, technician name, and equipment identifiers like AHU #, VAV #, pump tag, etc.
  • Instrumentation & Calibration Log – Record tools used, serial numbers, calibration dates, and methods per ANSI/ASHRAE 111 and NEBB requirements.
  • Airflow Measurement Table– Log design vs. actual flow rates, % of design, fan speeds, static pressures, and velocities.
  • Traverse & Pressure Readings – Document readings from duct traverses and static pressure ports to support compliance with AABC and SMACNA methods.
  • Hydronic Balance Table– Enter design and actual flow rates, differential pressure readings, and pump curve references for chilled/hot water systems.
  • Temperature Readings– Include supply/return air and water temps at key points to confirm system performance and diagnose issues.
  • Deficiency Notes – A section to flag test failures, flow mismatches, or equipment issues found during balancing.
  • Sign-Off– Signature fields for certified TAB professionals.