20″ x 20″ Electronic Pre-Filter helps trap larger particles in the indoor air to help improve overall air quality and increase the efficiency of your Honeywell Air Cleaner.
|Weight||0.2 Pounds (lbs)|
|Width||15 Inches (In)|
|Height||1.5 Inches (In)|
|Country of Origin||USA|
|Length||26.5 Inches (In)|
|Filter Efficiency||With Postfilter (E1 = up to 81%, E2 = up to 93%, E3 = up to 99%); Without Postfilter (E1= up to 73%, E2 = up to 88%, E3 = up to 95%)|
|Filter Rating (Microns)||0.3 Micron|
|For Use With||F50, F300|
|Media Type||Metal Mesh|
|Size||20″ x 20|
** Pre-filters generally do not wear out but replacement may be needed as the woven aluminum foil will corrode over time.