Holmes HAP625 14-by-15-Foot Air Purifier Low-noise air purifier for 14-by-15-foot room Includes 4 speeds, dial controls, and dual-position slim design HEPA filtration traps 99.97 percent of common allergens GE motor, filter-change indicator, and Microban protection 15 by 17-1/4 by 7-1/4 inches; 5-year warranty