The GeneralAire 3FM1625 MERV 8 Filter Media Cartridge is designed for use in the following:
The General Air 4521 is a filter media cartridge that measures 16"x25"x3", and is the correct replacement part for GeneralAir MAC 1200 and MAC 1200M Air Cleaners. This General Aire filter is rated MERV 8, and consists of electro-statically charged 100% synthetic media which will dramatically reduce airborne contaminates and pollutants to provide much healthier indoor air.
These effective filter media cartridges capture airborne particulates as small as 1.0 micron deep within the layers of spun-bonded fibers, which do not have any chemical binders. The General Aire effective OptiFiber media is hydrophobic, therefore does not absorb moisture. It also resists shredding, which assures dependable and reliable dust-fighting capabilities.
GeneralAire 3FM1625 Air Filter Cartridge Specifications:
GeneralAire air filter cartridges should be maintained regularly for best results. Replace General Aire filters every 4-6 months, depending on use. GeneralAire can also be written as General Aire, GeneralAir and General Air.