Multi-Pleat™ Series K-40

Multi-Pleat™ Series K-40


Multi-Pleat™ Series K-40

Extended Surface Air Filters

  • Designed for value and economy
  • Ideal for filter service programs and preventive maintenance plans
  • Moisture resistant beverage-board frame
  • Sturdy double-wall design
  • Completely disposable

Series K-40 Filters are engineered to provide an excellent combination of rugged construction, high quality performance, and low initial cost.

The filter is a medium efficiency, extended surface pleated panel designed for use in all types of residential, commercial, and industrial air filtration systems. The value-oriented design of the Series K-40 makes it the air filter of choice in applications where filters are changed according to predetermined maintenance schedules, instead of pressure gauge readings. Series K-40 filters are offered in a wide range of popular sizes, and in thickness of 2" and 4".

The K-40 carries a MERV 8 and MERV-A 8 performance rating in accordance with ASHRAE Test Standard 52.2-2007. In addition to the Series K-40, Koch Filter corporation manufactures a complete line of pleated panels and other air filtration products. Please consult your Koch representative for specific recommendations on the right filters for your system.

K-40 Chart


Corporate Offices
8401 Air Commerce Drive - Louisville, KY 40219 - 800.757.5624 - 502.634.4796 - Fax: 502.637.2280 - E mail:

Regional Sales Offices/Distribution Centers
Atlanta, GA - Detroit, MI - East Greenville, PA* - Houston, TX* - Indianapolis, IN - Kansas City, MO - Louisville, KY* - Madbury, NH - Nashville, TN - Mira Loma, CA*  
*Denotes manufacturing site. 

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