Fluke 922 airflow meter fluke fluke 922 p measures pressure air flow and velocity for maintaining balanced and comfortable ventilation p p the fluke 922 makes airflow measurements easy by combining pressure air flow and velocity into a single rugged meter compatible with most pitot tubes the fluke 922 allows technicians to conveniently enter their duct shape and dimensions for maximum measurement accuracy p p use the fluke 922 to ensure proper air flow balance and maintain