Nispira 4-in-1 True HEPA Air Filter Replacement for Pro Breeze PB-P01, 4 Pack

Nispira 4-in-1 True HEPA Air Filter Replacement for Pro Breeze PB-P01, 4 Pack Includes a blue preliminary pre-filter that extends the HEPA filter lifespan by preventing hair, dust, and debris from entering the filter and device High-quality True HEPA filter captures 99.97% of airborne particles down to 0.3 microns Activated charcoal deodorizes unpleasant household odors such as smoke, cooking smells, and pet odors Effectively captures harmful VOC chemicals to improve indoor air quality Green cold catalyst layer removes toxic household chemicals like formaldehyde, ammonia, benzene, and hydrogen sulfide Includes 4 filters; recommended replacement every 6 months for optimal performance