AAF's wide variety of products for removing airborne particulate includes these filters being classified up to G4 according to EN779. Coarse filters may be used both as primary air filters to protect HVAC components (coils, fans, duct work) from unnecessary dust build-up or to protect more expensive secondary air filters from premature dust loading and replacement.This section comprises coarse filter media which come as pads, rolls, framed filters or bag filter (arrestance G4).
 

	Roll-O-Mat High Quality Roll Filter Media Efficiency G2-G3 to EN779
	AmerTex R Synthetic and Natural Filter Media Efficiency G2-G4 to EN779
	AmerTex F High Efficiency Synthetic Filter Media Efficiency F5 to EN779
	AmerGlas M57 High Quality Glass Filter Media Efficiency G2 to EN779
	AmerGlas Standard & 5700 Disposable Panel Filters Efficiency G2-G3 to EN779
	AmAir 300 High Quality Pre-Filters Efficiency G4 to EN779
	AmAir 500 High Quality Pre-Filters Efficiency F5 to EN779
	Perfect Pleat HC An Unique Range of Panel Filters Efficiency G4 to EN779
	ChevroNet Lightweight Pleated Filters for HVAC Systems Efficiency G4 to EN779
	HV 2000 Permanent Washable Air Filter Efficiency G4 to EN779
	MetaNet Metal Filter for Heavy Duty Applications Efficiency G4 to EN779
	DriPak 25 Synthetic Pocket Filter Efficiency G4 to EN779