Because of the extra density of a HEPA filter, HEPA vacuum cleaners require more powerful motors to provide adequate cleaning power.
HEPA Vacuum Cleaners: What To Look For When Making A Purchase
This report to help you choose the proper HEPA vacuum cleaner for dust, allergy and asthma control.
The standard is still used to this day for HEPA vacuum cleaners and HEPA air cleaners for asbestos and lead abatement. However HEPA vacuum cleaners are now used every day by those who need to be careful what's in the air
Another important fact to know is, both HEPA and non-HEPA vacuum cleaners pass the airflow from the vacuum cleaner tools being used and then into the unit.
