Buy IQAir Premax pre filter which keeps your IQAir products functioning at maximum efficiency. This replacement pre-filter is compatible with HealthPro, HealthPro Compact, and HealthPro Plus air purifiers.
It removes large particles from air. IQAir Premax pre-filter is high-capacity filter with 55% efficiency in capturing irritants as small as 0.3 microns.
IQAir Premax Pre Filter
Pre-filter traps airborne irritants, increasing overall purification efficiency. It is constructed of durable expanded polystyrene. Pre-filter life time is from 6-18 months.