Home Infrastructure Environmental Sanitation 3d diffuser 3d diffuser Description Save Piece used to spread air to sewage treatment plants Format DWG File size 106.67 KB DOWNLOAD DWG share your appreciation Related Posts Processing facilities Septic tank for small towns Sewer connection detail rainwater Processing facilities sewage collector network Septic tank Two-chamber septic oxidation ditches Sanitary sewer details Complete list of sewerage municipalities Distribution network for a drinking water and sewerage project Sewerage system french drain manhole type drying bed Hillside catchment and sanitary facilities sewage project Fraction sanitary drainage network. Basic sanitary unit with hydraulic drive