• Glasfloss Magna ASHRAE Series filters are manufactured with high efficiency glass microfiber media that is gently pleated to form the media pack.
  
• Rolled edge aluminum separators are inserted between each pleat to provide an extensive open-area for airflow and to stabilize the media pack. 
  
• The media pack is pressure fitted with a fiberglass media gasket on the wood frame filters
  
• The entire media pack is sealed to prevent air bypass.
  

Features:

• Particle Board Box  Construction
  
• Box Style
• Efficiencies of  99.97%
• Gaskets on Air Exit
  
• Capacity - Standard
• Rated Velocity - 275 FPM
• Initial Resistance - 1.45" in W.G.
• Media in Square Feet - 252.66