AIR PURIFIER FOR ASTHMA SUFFERERS OHIO FOR DUMMIES

While in the 311i Max version, a redesigned outlet grille has more place for air to pass through. The filter alone utilizes the exact same technology as all Blueair purifiers, combining a non-HEPA (but really efficient) filter with a technique that imparts an electrical cost to any particles that go through, aiding them stay with the filter another