Testing Adjusting and Balancing (TAB)


Farrington Brothers photo

Family aims to build a legacy with new company

In January 2021, Rick, Tony and Daniel Farrington opened the doors of their Sumner, Washington-based Farrington Air Quality Services, which specializes in testing, adjusting and balancing (TAB), smoke control testing…
Jennifer Lohr photo

TABB contractors on the front lines during COVID-19

Whether the general public realizes it or not, the heating, ventilation and air conditioning (HVAC) industry has been center stage during the COVID-19 pandemic. Testing, Adjusting and Balancing Bureau (TABB)-certified…

TABB COO Hamilton joins ASHRAE Epidemic Task Force

In March, John Hamilton, Testing, Adjusting and Balancing Bureau (TABB) chief operating officer, joined the American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE) Epidemic Task Force. The task force’s…