Wide Surface Pleated Panel Filters.
Premium performance, and construction. High loft media increases dust holding capacity. Contoured Pleat design with extended media to create longer life span and protect the higher efficiency filters.

Advantages of PreAir
High Loft Media Increases Dust Capacity
  • Specific blend of non-woven cotton and synthetic fiber materials maximize media thickness for high dust hold capacity.
Contoured Pleat Design
  • Unique design provide a more gradual rise in resistance
  • Welded wire or expanded metal support increases stability and pleat pack which reduces media flutter during operation
Basic Structure & Specifications
Frame Dual Layer moisture resistant board
Media Mixture of nonwoven cotton synthetic fiber
Supporting GI expanded net
Max Operating Temperature 93°C
Efficiency 20-30%
Recommended Final Resistance 250 Pa
Norminal Dimension
(Inch)		 Actual Dimension
(mm)		 Initial Resistance
(Pa)		 Initial Resistance
(Pa)		 Initial Resistance
(Pa)
(W*H*D) (W*H*D) 1.5m/s 2.5m/s 3m/s
12*12*1 289*289*22 50 113 –
12*20*1 289*492*22 50 113 –
12*24*1 289*594*22 50 113 –
20*20*1 492*492*22 50 113 –
24*24*1 594*594*22 50 113 –
12*12*2 289*289*44 33 75 110
12*20*2 289*492*44 33 75 110
12*24*2 289*594*44 33 75 110
20*20*2 492*492*44 33 75 110
24*24*2 594*594*44 33 75 110
12*12*4 289*289*95 30 63 90
12*20*4 289*492*95 30 63 90
12*24*4 289*594*95 30 63 90
20*20*4 492*492*95 30 63 90
24*24*4 594*594*95 30 63 90