Our Model PCB90PB Adsorber is an economical solution when you are looking for active ventilation odor control. This basic model adsorber, while not offering the features found on our larger HDPE models to create a functional odor control unit at an affordable price. The PCB-90 is factory assembled in a complete package. All that is required is the electrical hook up and inlet piping to your odor source. Typical applications include Lift station wet wells (Helps prevent Concrete erosion due to sewer gas acids.) Nuance odor and VOC control from small warehouses, Camp ground septic tanks vents, drum filling operations, sludge press room odor control, or anywhere that active ventilation is required at 100CFM or less.