The GeneralAire 4518 accepts the following filter media replacements:
The GeneralAire MAC1400M Mighty-MAC Air Cleaner is an air cleaner that provides your residence with fresher air so that you can breathe better. The GeneralAire 4518 is a MAC series air cleaner that includes a high efficiency Opti-Fiber media air filter constructed with spun bound fibers that will not absorb any moisture.
The GeneralAire MAC1400M utilizes a MERV 10 filter to reduce microscopic particulates from your indoor air. With a 2000 cfm airflow rating, this Mighty MAC air cleaner is 61.8% efficient at reducing particles as small as 1-3 microns in size. Measuring approximately 16" x 25" x 7", this is an essential and affordable residential air cleaner.
GeneralAire MAC1400M Mighty-MAC Air Cleaner specifications: