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1st Stage 24" x 24" Replacement Pre-Filter for Air Scrubbers, Case of 30
Extend the life of your HEPA filters by using first stage polyester pre filters. These should be changed daily and dramatically increase the lifespan of your HEPA filter and your negative air machine.
These filters will fit the following machines..
These filters will fit the following machines (and many more):Novatek Novair 2100Novatek Novair 2102Novatek Novair 2105
*on webstore orders over $100 in the contiguous US; some exclusions apply