XPOWER AP-2000 Air Purifier System HEPA-300S-WB Stage 3-4 Pre-Filter HEPA Filter Combo

Compatible with the XPOWER AP-2000 Portable HEPA Air Filtration Systems, this optional 12 inch. thick Professional HEPA Filter, with PF22 Pre-Filter insert, captures sub-micron airborne particulates as small as 0.3 microns with an efficiency rating of 99.97%. This newly designed 2 stage combo filter efficiently provides a more cost effective means of extended HEPA Filtration. Replace as needed while monitoring the integrated Pressure Gauge located on the control panel