Type III, MERV 14-15 Fresh Air Filter by SmartVentilation
An easy retrofit up upgrade homemade filters commonly installed on mechanical ventilation systems in south Florida
MERV 14-15 filtration removes 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? 18-24 months
This filter is the long life equivalent of an N-95 mask for the air coming into your home.