The CADPXS Shield-550 is a plug-in air purifier designed for spaces up to 800 square feet. It features a MERV 10 filter, 3-in-1 pre-filter, HEPA filter, and activated carbon filter to remove airborne particles and odors. The unit is ETL certified and has a sleek grey design. It weighs 33.51 pounds and measures 24.2"D x 15.2"W x 22.9"H. The Shield-550 is ideal for use in water damage restoration and indoor air quality improvement.