Sharp Plasmacluster Ion Air Purifier with True HEPA for Medium Rooms(P)(B)AIR PURIFICATION FROM A BRAND YOU TRUST( B) ( P) (P)You know the importance of indoor air quality. You should have an air purifier from a brand you trust. ( P) (P)The Plasmacluster 7000 Series FPK50UW Air Purifier by SHARP is your choice for medium sized rooms. Effective up to 1,253 sq. ft. at one air change per hour, the FPK50UW will filter the air in the AHAM Suggested Room Size of 259 sq. ft. at 4. 8 air changes per hour.( P) (P)Raise your