Air purifiers for dust- and odor-producing lab areas. Affordable, low-maintenance, and general-purpose machines for single rooms. Each unit contains a long-lasting, industrial-grade filter for elevated dust and odor levels. Multistage air-filtration system designed to efficiently reduce airborne particles and odor. True deep-bed HEPA filter ensures 99.995% efficiency at 0.3 microns. Powerful and very practical. Equipped with brushless motors designed for continuous duty. Reduces heating and air conditioning energy costs. Silent operation: quietest on the market (53–59 dbA at high speeds). 120 volts. 1-year warranty.