PerfectPro X Size 4 Filters use Advanced Microfiber Filtration (AMF) with 10x thinner fibers to create an almost impenetrable barrier for pollution particles with less resistance than typical HVAC filters.
PerfectPro X Size 4 Filters Technical Specifications
Technical Specifications
Purpose
Use Advanced Microfiber Filtration (AMF) with 10x thinner fibers to create an almost impenetrable barrier for pollution particles with less resistance than typical HVAC filters.