ACCU-V-500-CARB - The ACCU-V-500-CARB is a 3-speed, dual-intake portable air cleaner offering a maximum of 500 CFM. The housing is stainless steel and the unit is fitted with a 22-pound refillable carbon cell. Granular carbon is popular for fume extraction applications and the standard offering is provided with a coconut shell carbon blend. There are other carbon blends available and the ability of the carbon blend to address the concerns of your application will be confirmed during the course of providing the proposal. Please note that the unit is available with empty cells for groups that have their own carbon on hand. Please contact us for additional information if the ACCU-V-500-CARB is of interest.