But unless your vacuum has adequate airflow, the tools might not be that useful. “The tool airflow test isn’t just about the power of the vacuum, but how well it maintains suction as the dustbin or bag is filled,” Rizzi says. “If suction decreases during the test, that can lead to a worse score.”
Read on for a rundown of the most common vacuum attachments and how to get the most from them, plus six highly rated vacuums from our tests.
For more information, see CR’s vacuum cleaner ratings and buying guide.
