The Koch Multi-Sak is an extended surface air filter designed for most medium and high efficiency air filtration systems.

The Multi-Sak is capable of operating in systems with rated face velocities of 500 CFM to 3000 CFM. Available efficiencies range from 20% to 95%.

Applications
Multi-Sak filters are presently in use in over 20,000 applications, including hospitals, automotive plants, office buildings, universities, pharmaceutical facilities and sports arenas around the world.

Series S: Synthetic Media

• 100% dual-layered synthetic fibers
• Low pressure drop
• Unaffected by moisture or humidity
• Available in 4 efficiency ranges:
  90-95% (MERV 14)
  80-85% (MERV 13)
  60-65% (MERV 12)
  40-50% (MERV 11)
  
• Media color-coded by efficiency