Pro 5 MG/Ultra Pre-Filters (4 Pack) 400 CFM Extends the life of your

Extends the life of your primary filters and helps maintain optimal airflow and purification performance

Tar-trapping pre-filter to remove sticky tar particles and protect the main filters from clogging

Small rooms and spaces

Someone who requires serious chemical and odor cleaning in a compact format

ideal for adsorbing chemicals

Pro 5 MG/Ultra Pre-Filters (4 Pack) 400 CFM Extends the life of yourAllerAir Pre Filter Replacement 4 Pack The Pre Filter 4 Pack is designed for use with AllerAir air purifiers, serving as the first layer of defense against larger airborne particles. Captures dust, hair, lint, and other larger debris before they reach the main HEPA and carbon filters Extends the life of your primary filters and helps maintain optimal airflow and purification performance Easy to replace and essential for keeping your unit running