An easy retrofit to upgrade homemade filters commonly installed on mechanical ventilation / Radon systems in south Florida.
HEPA filtration removes 99.97% of pollen, mold spores, bacteria, viruses, blue-green algae and red tide toxic particles, soot, smoke and PM2.5 which always carry radioactive, toxic, heavy metal hitchhikers.
Filter service life? 18-48 months
This filter is the long-life equivalent of the air filters used to clean the air used to pressurize hospital operating rooms.