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{|style="height:140px"
|align="center" valign="top"| {{Icon|file=Icon_anaerobic_baffled_reactor.png|alt=(semi-) centralised Anaerobic Baffled ReactorAnaeróbico con Deflectores|width=91|link=semi centralised Anaerobic Baffled ReactorAnaeróbico con Deflectores}} <br> [[semi centralised Anaerobic Baffled Reactor Anaerobico con Deflectores ]]
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{|style="height:140px"
|align="center" valign="top"| {{Icon|file=Icon_anaerobic_filter.png|alt=(semi-) centralised Anaerobic FilterFiltro Anaeróbico|width=91|link=(semi-) centralised Anaerobic FilterFiltro Anaeróbico}} <br> [[(semi-) centralised Anaerobic Filter Filtro Anaerobico ]]
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{|style="height:140px"
|align="center" valign="top"| {{Icon|file=Icon_waste_stabilization_ponds.png|alt=Waste Stabilization PondEstanques de Estabilización de Desperdicios|width=91|link=Waste Stabilization PondEstanques de Estabilización de Desperdicios}} <br> [[Waste Stabilization PondEstanques de Estabilizacion de Desperdicios]]
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{|style="height:140px"
|align="center" valign="top"| {{Icon|file=Icon_aerated_pond.png|alt=Aerated PondEstanque de Aireación|width=91|link=Aerated PondEstanque de Aireación}} <br> [[Aerated PondEstanque de Aireacion]]
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{|style="height:140px"
|align="center" valign="top"| {{Icon|file=Icon_free-water_surface_constructed_wetland.png|alt=Free-Water Surface Constructed WetlandHumedal Artificial de Flujo Superficial Libre|width=91|link=Free-Water Surface Constructed WetlandHumedal Artificial de Flujo Superficial Libre}} <br> [[Free-Water Surface Constructed WetlandHumedal Artificial de Flujo Superficial Libre]]
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{|style="height:140px"
|align="center" valign="top"| {{Icon|file=Icon_horizontal_subsurface_flow_constructed_wetland.png|alt=Humedal Artificial de Flujo de Horizontal Subsurface Flow Constructed Wetlandsubsuperficial|width=91|link=Humedal Artificial de Flujo de Horizontal Subsurface Flow Constructed Wetlandsubsuperficial}} <br> [[Humedal Artificial de Flujo de Horizontal Subsurface Flow Constructed Wetlandsubsuperficial]]
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{|style="height:140px"
|align="center" valign="top"| {{Icon|file=Icon_vertical_flow_constructed_wetland.png|alt=Humedal Artificial de Flujo Vertical Flow Constructed Wetland|width=91|link=Humedal Artificial de Flujo Vertical Flow Constructed Wetland}} <br> [[Humedal Artificial de Flujo Vertical Flow Constructed Wetland]]
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{|style="height:140px"
|align="center" valign="top"| {{Icon|file=Icon_trickling_filter.png|alt=Trickling FilterFiltro Percolador|width=91|link=Trickling FilterFiltro Percolador}} <br> [[Trickling FilterFiltro Percolador]]
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{|style="height:140px"
|align="center" valign="top"| {{Icon|file=Icon_upflow_anaerobic_sludge_blanket_reactor.png|alt=Upflow Anaerobic Sludge Blanket ReactorAnaeróbico de Flujo Ascendente con Manto de Lodos|width=91|link=Upflow Anaerobic Sludge Blanket ReactorAnaeróbico de Flujo Ascendente con Manto de Lodos}} <br> [[Upflow Anaerobic Sludge Blanket ReactorAnaerobico de Flujo Ascendente con Manto de Lodos]]
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{|style="height:140px"
|align="center" valign="top"| {{Icon|file=Icon_activated_sludge.png|alt=Activated SludgeLodo Activado|width=91|link=Activated SludgeLodo Activado}} <br> [[Activated SludgeLodo Activado]]
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{|style="height:140px"
|align="center" valign="top"| {{Icon|file=Icon_sedimentation_thickening_ponds.png|alt=Sedimentation - Thickening PondsEstanques de Sedimentación/Espesamiento|width=91|link=Sedimentation - Thickening PondsEstanques de Sedimentación/Espesamiento}} <br> [[Sedimentation Estanques de Sedimentacion - Thickening PondsEspesamiento]]
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{|style="height:140px"
|align="center" valign="top"| {{Icon|file=Icon_unplanted_drying_beds.png|alt=Unplanted Drying BedsLechos de Secado sin Plantas|width=91|link=Unplanted Drying BedsLechos de Secado sin Plantas}} <br> [[Unplanted Drying BedsLechos de Secado sin Plantas]]
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{|style="height:140px"
|align="center" valign="top"| {{Icon|file=Icon_planted_drying_beds.png|alt=Planted Drying BedsLechos de Secado con Plantas|width=91|link=Planted Drying BedsLechos de Secado con Plantas}} <br> [[Planted Drying BedsLechos de Secado con Plantas]]
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{|style="height:140px"
|align="center" valign="top"| {{Icon|file=Icon_co-composting.png|alt=Co-compostingCompostaje|width=91|link=Co-compostingCompostaje}} <br> [[Co-compostingCompostaje]]
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{|style="height:140px"
|align="center" valign="top"| {{Icon|file=Icon_anaerobic_biogas_reactor.png|alt=Anaerobic Biogas ReactorAnaeróbico de Biogás|width=91|link=Anaerobic Biogas ReactorAnaeróbico de Biogás}} <br> [[Anaerobic Reactor Anaerobico de Biogas Reactor]]
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{|style="height:140px"