Electrostatic Precipitator: An Electric Air Filter
ULTRAVENT® electrostatic filter for exhaust air purification
LifeStyle Plus Air Filters - Washable Electrostatic Air Filters | Permatron
Electrostatic Air Filters - Forming Systems Inc.
Evaluation of the performance of an electrostatic enhanced air filter (EEAF) by a numerical method - ScienceDirect
WMS - Energy-efficient air filter systems for industrial applications
Trophy Air Washable Electrostatic HVAC Furnace Air Filter, Lasts a Lifetime, 6 Stage Permanent Air Filter, Healthier Home or Office, Made in The USA - Increases Airflow (16x25x1) - - Amazon.com
24x30x1 Air Filter - Electrostatic, Permanent, Washable - For Furnace or AC - Never Buy Another Filter - - Amazon.com
24x24x1 EZ2000 Washable Electrostatic AC / Furnace Filter | Air Filters, Inc.