Duct component detailed in 2d drawing including , duct riser , duct with insulation, metal cladding , sealant all around of duct also duct sleeve and flashing sealant all around of duct, this component are showing on wall , The limitation of this form of clarification water treatment is that it works mostly for the excess watery sludge derived from an activated-sludge process. The limitation of this form of clarification water treatment is that it works mostly for the excess watery sludge derived from an activated-sludge process. For more details download the AutoCAD drawing file from our website.