Ventilated chemical fiber bag-type coarse-effect pre-filter

Description of performance
Maximum deviation range of resistance: ±15%
Frame: High humidity resistant waterproof cardboard, galvanized steel or aluminum alloy (surface oxidation), 46mm, 25mm, 20mm, 15mm, 10mm

Filter Media: Cotton & Chemical Fiber Blended Nonwoven Media or Synthetic Fiber Mesh Guard (Optional): Sprayed Steel Mesh or Aluminum Alloy Mesh

Efficiency: Average weighing efficiency 80%
Average weighing efficiency 90-95%,>95%@(≥5um)

Continuous operation temperature ≤70℃

Recommended maximum allowable final resistance ≤ 250 Pa

major application
Pre-filters for commercial and industrial ventilation and air conditioning systems Fresh air conditioning systems for clean rooms Hotels and offices

ModelModel No.	Widthsurname Kuan(mm)	Heightyour (honorific)(mm)	Depthdark (of color, water etc)(mm)	Media areaFilter media area(m2)	No. of pocketsNo. of bags	Airflow / pressure drop             - EfficiencyDifferent air volume / initial resistance      efficiency class (m3/h & Pa)                  EN779				Shipping dataTransportation volume, weight
										(m3)	(kg)
HF 80/25-66	592	592	360	2.6	6	2550 / 30	3400 / 40	4250 / 55	G3	0.05	2.2
HF 80/25-56	490	592	360	2.2	5	2100 / 30	2850 / 40	3550 / 55	G3	0.05	1.9
HF 80/25-36	287	592	360	1.3	3	1250 / 30	1700 / 40	2100 / 55	G3	0.03	1.3
HF 80/25-55	490	490	360	1.8	5	1750 / 30	2375 / 40	2950 / 55	G3	0.05	1.6
HF 90/35-66	592	592	360	2.6	6	2550 / 45	3400 / 60	4250 / 80	G4	0.05	2.2
HF 90/35-56	490	592	360	2.2	5	2100 / 45	2850 / 60	3550 / 80	G4	0.05	1.9
HF 90/35-36	287	592	360	1.3	3	1250 / 45	1700 / 60	2100 / 80	G4	0.03	1.3
HF 90/35-55	490	490	360	1.8	5	1750 / 45	2375 / 60	2950 / 80	G4	0.05	1.6