This filter have UL classification.
Capacity:     
      Frame:High-temperature water proof/general     
      Media:Polycotton (available per square foot for the 65g/90g)     
      Face net:Expanded mesh ,surface rust treatment     
      Efficiency:G3(EN779) Average arrestance>80%     
                            G4(EN779) Average arrestance 90%-95%    
       The filter shall be approved by underwriter′laboratories 
            as Class-2    
      Recommended final Pressure drop:200Pa     
     
Operating conditions:     
      Temperature:≤70ºC     
      Humidity:≤90%RH     
     
Applications:     
     Commercial and industrial ventilation and air conditioning 
           system Pre-filter   
     Central air-conditioning pre-filter   
    Clean room and other related industries pre-filter

Kunshan Frigo Filtration Co., Ltd. is specializes in the development and manufacture of various air filters and purification equipment, and it has a reputation of  FLECO brand at home and abroad.Frigo has the most advanced computer-controlled automatic production lines for the production of mini-pleat panel air filters, air filters and cartridge filters.
Frigo has successfully obtained ISO 9001: 2008 quality management system certification and most of our products certified byUL.

Frigo always makes efforts in market development with the perfect quality, We have our own testing equipment ASHRAE52.2 and EN1822 to guarantee our products performance after installed.

As an one-stop supplier with a social conscience, it is our pledge to improve the air and environmental quality to achieve better living. Our technical support department  works to improve our customer's efficiency.

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