{"id":998,"date":"2026-01-28T22:42:03","date_gmt":"2026-01-28T22:42:03","guid":{"rendered":"https:\/\/hidrosolucionescanarias.com\/?p=998"},"modified":"2026-09-22T22:46:16","modified_gmt":"2026-09-22T22:46:16","slug":"filtration-and-ultrafiltration-canary-canary-africa","status":"publish","type":"post","link":"https:\/\/hidrosolucionescanarias.com\/en\/filtracion-y-ultrafiltracion-canarias-africa\/","title":{"rendered":"Filtration and ultrafiltration: differences, applications and how to choose"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"998\" class=\"elementor elementor-998\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0789dfe e-flex e-con-boxed e-con e-parent\" data-id=\"0789dfe\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f8d68b8 elementor-widget elementor-widget-image\" data-id=\"f8d68b8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"768\" height=\"1144\" src=\"https:\/\/hidrosolucionescanarias.com\/wp-content\/uploads\/2026\/01\/image-3-768x1144.jpg\" class=\"attachment-medium_large size-medium_large wp-image-1001\" alt=\"Ultrafiltration\" srcset=\"https:\/\/hidrosolucionescanarias.com\/wp-content\/uploads\/2026\/01\/image-3-768x1144.jpg 768w, https:\/\/hidrosolucionescanarias.com\/wp-content\/uploads\/2026\/01\/image-3-201x300.jpg 201w, https:\/\/hidrosolucionescanarias.com\/wp-content\/uploads\/2026\/01\/image-3-687x1024.jpg 687w, https:\/\/hidrosolucionescanarias.com\/wp-content\/uploads\/2026\/01\/image-3.jpg 784w\" sizes=\"(max-width: 768px) 100vw, 768px\"  title=\"Filtration and ultrafiltration: differences, applications and how to choose\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6bf01ce elementor-widget elementor-widget-text-editor\" data-id=\"6bf01ce\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h1>Filtration and ultrafiltration: differences, applications and how to choose<\/h1>\nThe <strong>differences between filtration and ultrafiltration<\/strong> est\u00e1n principalmente en el tama\u00f1o de las part\u00edculas que pueden retener, el tipo de barrera utilizada y el objetivo final del tratamiento. Aunque ambas tecnolog\u00edas mejoran la calidad del agua, no siempre son alternativas entre s\u00ed: con frecuencia se complementan dentro de una misma l\u00ednea de tratamiento.\n\nEn esta gu\u00eda explicamos qu\u00e9 elimina cada proceso, cu\u00e1ndo conviene utilizar uno u otro y qu\u00e9 criterios t\u00e9cnicos deben revisarse antes de seleccionar un sistema para industria, hoteles, agricultura, potabilizaci\u00f3n, reutilizaci\u00f3n o protecci\u00f3n de una planta de \u00f3smosis inversa.\n<h2>Quick reply: how do they differ?<\/h2>\n<h3>Conventional filtration<\/h3>\nConventional filtration passes water through a mesh, cartridge, disc or filter bed. Its usual function is to retain sand, sediment, suspended solids and particles that can cause turbidity, blockages or wear in downstream equipment.\n<h3>Ultrafiltration<\/h3>\nUltrafiltration uses membranes with much finer pores. As well as reducing turbidity and very small solids, it can act as a barrier against colloids, bacteria and other microorganisms. This is why it is used when more stable water quality or advanced pretreatment is required.\n\n<strong>In short:<\/strong> Filtration primarily removes particles; ultrafiltration adds a higher-precision physical barrier. The choice depends on the incoming water and the required output quality.\n<h2>Key differences between filtration and ultrafiltration<\/h2>\n<ul>\n \t<li><strong>Mechanism:<\/strong> filtration uses granular media, meshes, discs or cartridges; ultrafiltration employs membranes.<\/li>\n \t<li><strong>Separation level:<\/strong> Conventional filtration works with larger particles; ultrafiltration targets fine solids and colloids.<\/li>\n \t<li><strong>Microbiological control:<\/strong> A conventional filter should not be considered a microbiological barrier. Ultrafiltration can retain bacteria and reduce the presence of microorganisms, although the complete system may require additional disinfection.<\/li>\n \t<li><strong>Quality of water produced:<\/strong> Ultrafiltration usually offers lower and more stable turbidity in the face of variations in the source water.<\/li>\n \t<li><strong>Operation:<\/strong> both technologies require cleaning and pressure drop control; membranes also require specific backwashing protocols and, depending on the application, chemical cleaning.<\/li>\n \t<li><strong>Investment and consumption:<\/strong> Ultrafiltration typically requires greater investment and operational control. The decision should be based on the life-cycle cost, not just the initial price.<\/li>\n<\/ul>\n<h2>What problems does each technology solve?<\/h2>\n<h3>Suitable problems for conventional filtration<\/h3>\n<ul>\n \t<li>Sand, silt and visible particles.<\/li>\n \t<li>Turbidity caused by suspended solids.<\/li>\n \t<li>Blockage of pipes, nozzles and irrigation emitters.<\/li>\n \t<li>Protection of pumps, heat exchangers and process equipment.<\/li>\n \t<li>Reduction of the solids loading prior to cartridges, membranes or disinfection.<\/li>\n<\/ul>\n<h3>Problems suitable for ultrafiltration<\/h3>\n<ul>\n \t<li>Fine and variable turbidity.<\/li>\n \t<li>Colloids that pass through conventional filters.<\/li>\n \t<li>Need for a physical barrier against bacteria and microorganisms.<\/li>\n \t<li>Advanced reverse osmosis membrane protection.<\/li>\n \t<li>Production of water of consistent quality for drinking, process or reuse.<\/li>\n<\/ul>\nNeither conventional filtration nor ultrafiltration alone removes dissolved salts. When the goal is to reduce salinity, conductivity or other dissolved compounds, a subsequent stage is usually required, such as reverse osmosis or another specific technology.\n<h2>Can filtration and ultrafiltration be combined?<\/h2>\nS\u00ed. En aguas con una carga elevada o cambiante de s\u00f3lidos, una etapa previa de desbaste, filtraci\u00f3n multimedia, discos o cartuchos puede proteger las membranas de ultrafiltraci\u00f3n. A su vez, la ultrafiltraci\u00f3n puede proporcionar un agua estable antes de una planta de \u00f3smosis inversa, un proceso industrial o una etapa de desinfecci\u00f3n.\n\nLa combinaci\u00f3n correcta reduce ensuciamientos, alarga la vida \u00fatil de los equipos y evita dimensionar una tecnolog\u00eda para realizar una funci\u00f3n que podr\u00eda resolverse de forma m\u00e1s sencilla en una etapa anterior.\n<h2>How to choose between filtration and ultrafiltration<\/h2>\nSelection should not be made solely on the basis of flow rate. At least the following criteria should be reviewed:\n<ol>\n \t<li><strong>Origin of water:<\/strong> network, borehole, gallery, surface abstraction, seawater, treated wastewater or a mix of sources.<\/li>\n \t<li><strong>Characterisation:<\/strong> turbidity, suspended solids, particle size, organic matter, microbiology, salinity and seasonal variations.<\/li>\n \t<li><strong>Target quality:<\/strong> irrigation, industrial process, human consumption, reuse or reverse osmosis feed.<\/li>\n \t<li><strong>Flow rate and demand profile:<\/strong> continuous operation, peak consumption, shift production or temporary needs.<\/li>\n \t<li><strong>Space and installation conditions:<\/strong> technical room, marine environment, temperature, electrical availability and possibility of expansion.<\/li>\n \t<li><strong>Operation and maintenance:<\/strong> available staff, automation, wash frequency, rejection management and access to consumables.<\/li>\n \t<li><strong>Total cost:<\/strong> investment, energy, wash water, chemicals, spare parts, maintenance and production downtime.<\/li>\n<\/ol>\nA filterability test or pilot plant may be advisable when water quality varies significantly, the water contains complex organic matter, or the project requires strict performance guarantees.\n<h2>Common applications<\/h2>\n<h3>Industry and hotels<\/h3>\nFiltration protects networks, tanks, exchangers, cooling towers and process equipment. Ultrafiltration is valued when the installation requires a more consistent quality, internal reuse or robust pretreatment prior to membranes.\n<h3>Agriculture and irrigation<\/h3>\nMesh, disc or sand filters help prevent drippers and sprinklers from clogging. Ultrafiltration may be suitable when treating recycled water or where there is a high presence of fine solids and microbiological load.\n<h3>Potabilisation and reuse<\/h3>\nIn surface or variable quality waters, ultrafiltration can form part of a multi-barrier system. The complete design must also consider disinfection, analytical control, and the health requirements applicable to the end use.\n<h3>Ports, marinas and remote facilities<\/h3>\nMarine environments and remote locations require robust, automated and easy-to-maintain equipment. Modular or containerised solutions can simplify transport, installation and future expansions.\n<h2>Special criteria in the Canary Islands and projects in Africa<\/h2>\nEn Canarias es habitual trabajar con aguas de desalaci\u00f3n, pozos, galer\u00edas y redes con condiciones distintas entre islas e instalaciones. En proyectos de \u00c1frica Occidental y del Norte tambi\u00e9n pueden existir cambios estacionales, largas distancias log\u00edsticas o acceso limitado a repuestos. Estas variables influyen en la selecci\u00f3n de materiales, la redundancia, el nivel de automatizaci\u00f3n y el inventario de consumibles.\n\nLa ubicaci\u00f3n no determina por s\u00ed sola la tecnolog\u00eda. El an\u00e1lisis del agua, el uso final y la capacidad real de operaci\u00f3n son los datos que deben guiar el dise\u00f1o.\n<h2>Frequent errors when selecting treatment<\/h2>\n<ul>\n \t<li>Choosing the equipment without representative water analysis.<\/li>\n \t<li>Confusing turbidity with salinity and expecting a filter to remove dissolved salts.<\/li>\n \t<li>Size solely based on the nominal flow rate, without considering peaks or backwashing.<\/li>\n \t<li>Disregard seasonal variations in the inlet water.<\/li>\n \t<li>Failing to provide space, drainage, consumable storage or maintenance access.<\/li>\n \t<li>Evaluate only the purchase price and not the operating cost over the lifespan.<\/li>\n<\/ul>\n<h2>Maintenance: what should be checked<\/h2>\nEn filtraci\u00f3n convencional se revisan la p\u00e9rdida de carga, la frecuencia de retrolavado, el estado del medio filtrante y la sustituci\u00f3n de cartuchos o elementos. En ultrafiltraci\u00f3n se controlan adem\u00e1s el flujo, la presi\u00f3n transmembrana, la integridad de las membranas y la eficacia de los ciclos de lavado.\n\nRegistrar estos par\u00e1metros permite detectar ensuciamiento, optimizar consumos y planificar el mantenimiento antes de que la calidad del agua o la producci\u00f3n se vean afectadas.\n<h2>Conclusion<\/h2>\nLa filtraci\u00f3n convencional es una soluci\u00f3n eficiente para retirar s\u00f3lidos y proteger instalaciones. La ultrafiltraci\u00f3n aporta una separaci\u00f3n m\u00e1s fina y una calidad m\u00e1s estable cuando el proceso lo exige. En muchos proyectos, la mejor respuesta no es escoger una sola tecnolog\u00eda, sino combinarlas correctamente.\n\nSi ya necesitas pasar del an\u00e1lisis a un proyecto, consulta nuestras <a href=\"https:\/\/hidrosolucionescanarias.com\/en\/filtration-and-ultrafiltration-of-water\/\"><strong>professional water filtration and ultrafiltration solutions in the Canary Islands and Africa<\/strong><\/a>, where we explain the design, integration, installation and technical support service.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-301d686 e-flex e-con-boxed e-con e-parent\" data-id=\"301d686\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4cd4f4d elementor-align-center elementor-widget elementor-widget-button\" data-id=\"4cd4f4d\" data-element_type=\"widget\" data-e-type=\"widget\" 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