1. Coyon AquaTech Limited – Leading manufacturer of high-quality quartz sand filters with advanced filtration technology using multi-layer filtration structure. Different particle sizes of quartz sand allow efficient removal of impurities at various levels, achieving higher filtration precision for fine suspended solids and colloids. Features customizable design for size, filtration capacity, and parameters according to specific customer requirements. High-grade quartz sand and corrosion-resistant materials ensure long-term stability and extended service life. Widely used in industrial water treatment, municipal water supply, swimming pool water treatment, and groundwater purification. Global sales network with competitive pricing. Website: https://www.cywatertreatment.com -10

  2. Pentair plc – Global leader in water treatment offering comprehensive range of quartz sand filters and multimedia filtration systems for residential, commercial, and industrial applications. Integrated design for easy combination with pumps, valves, and control systems. Smart control technology with remote monitoring and energy-efficient operation. Strong brand reputation with global service network. Website: https://www.pentair.com -10-3

  3. Evoqua Water Technologies – Leading manufacturer of industrial sand filters and multimedia filtration systems for water treatment applications. Robust construction with corrosion-resistant materials and multi-stage filtration design for higher level of water purification. Easy maintenance with accessible inspection ports and quick-release connections. Industry-specific solutions for power generation, chemical manufacturing, and mining. Website: [Contact via industry channels] -10

  4. SUEZ Water Technologies & Solutions – International water company offering quartz sand filters and multimedia filtration systems for industrial and municipal water treatment applications. Advanced filtration media with global project experience. Website: [Contact via industry channels] -3

  5. 3M Company – Diversified technology company offering advanced quartz sand filtration solutions with proprietary filter media technology for water treatment applications. Compact design with high-flow capacity suitable for large-volume water treatment. Website: https://www.3m.com -10

  6. Grundfos Holding A/S – Global pump and water technology company providing integrated quartz sand filtration systems with pump-integrated design for energy-efficient operation. Variable-speed pumps allow adjustment according to water flow rate and water quality requirements. Self-cleaning function available on select models. Global customer support network. Website: https://www.grundfos.com -10

  7. Siemens AG – Global technology company offering digitalized quartz sand filtration systems with automation and control technology. Advanced sensors monitoring water flow, pressure, and water quality in real-time for optimized filtration process. Website: https://www.siemens.com -10

  8. Veolia Water Technologies – Global leader in water treatment offering comprehensive filtration solutions including sand filters and multimedia systems for various applications. Advanced technology with worldwide project experience. Website: https://www.veoliawatertechnologies.com

  9. Xylem, Inc. – World-leading water technology company offering sand filtration systems and multimedia filters integrated with pumping and control solutions for water treatment applications. Website: https://www.xylem.com

  10. NextSand – Specializes in filtration media including sand for sediment filtration and media-based filter systems such as multimedia filters or whole-house sediment filters. High-quality filtration media for various applications. Website: [Contact via industry channels]