ABV with Transitions
ABV with Grille Mount Box
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AAB - Automatic Airflow Balancing is the newest addition to the Metal Industries family of brands. AAB features the patent pending ABV, a pressure independent airflow valve that maintains a constant airflow volume in HVAC applications. The engineered damper blade is calibrated to automatically adjust to varying pressures using physics (not electricity) giving the ABV true pressure independence.
1985 Carroll St.
Clearwater, FL 33765
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