Furnace Filters Features Review: Choosing the Best Home Furnace or Air Conditioner Filter
Electronic furnace filters and electrostatic air filters are for those who have a furnace or central air conditioning in their home or office that uses an air filter. All models below work with central forced hot air or as an air conditioning filter. These are permanent as opposed to the disposable, standard replacement furnace filters for the house. Custom furnace filter sizes available with Guardian and Boair. Installing and cleaning is easy.
See our complete selection of Furnace Filters or review the differences in furnace filters between Guardian, Airscreen 500, BoAir, and Envirosept air filters with our Furnace filter comparison chart.
Permanent, electronic, with replacement collector pads
99%
99% at 1 micron and 70% at less than 1 micron
290 grams
1200 cfm
Replace pads every 1-2 months (comes with 12 filter collector pads; $54.95 for an additional 12 filters)
Plugs into a 110 volt outlet (the cord is only 6 feet, but an exension cord can be used). There is a transformer built into the unit that reduces the current to 24 volt and is connected to a metal screen (grid) inside.