Home Infrastructure Environmental Sanitation Treatment Plants Pretreatment Pretreatment Description Save sand remover; degreaser; distribution and screening box Format DWG File size 292.16 KB DOWNLOAD DWG share your appreciation Related Posts Double pass filter x conventional treatment plant Lifting station project Complete sewage treatment plant density float Water disinfection chamber Structural septic chamber waste treatment plant camera of bars Water plant drainage ditch Flocculators for drinking water treatment Sewer Network Template Drainage treatment plant. filter building primary settler Anthracite sand filter Architectural design of a nice house- Sludge thickeners - wastewater treatment plant Upflow Anaerobic Reactor Solar coverage – umbrella structure