Browse a selection of negative air machine accessories from Grainger. There are prefilters, HEPA filters, window conversion kits, high-efficiency filters, ceiling cavities, water filters, airbases, carbon filters, intake manifolds, flexible ducts, portable heater remote thermostats and more. In order to enjoy the full benefits of your equipment its necessary to regularly replace filters. Negative air machine accessories include replacement parts for select brands and models.
Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order. More