Filtrete UP11-4 Air Filter 14 In L

Filtrete Ultra Allergen 14×14, Air Filter proactively protects you against dust, bacteria, viruses and allergens from the air passing through your filter. It is designed with exclusive Filtrete Brand technology from 3M to pull in and trap unwanted air particles while letting cleaner air flow through. For maximum performance, change your filter every 90 days. FeaturesFiltrete Ultra Allergen 14×14, Air Filter proactively protects you against dust, bacteria, viruses and allergens from the air passing through your filter. It is designed with exclusive Filtrete Brand technology from 3M to pull in and trap unwanted air particles while letting cleaner air flow through. For maximum performance, change your filter every 90 days.