![Upflow Moving-bed Sand Filtration system "Uniflow Sand Filter"|Water Treatment Plants|Products and Services|TAKUMA Upflow Moving-bed Sand Filtration system "Uniflow Sand Filter"|Water Treatment Plants|Products and Services|TAKUMA](https://www.takuma.co.jp/assets/images/product/water/kodo/img_unifuro_02_e.jpg)
Upflow Moving-bed Sand Filtration system "Uniflow Sand Filter"|Water Treatment Plants|Products and Services|TAKUMA
![Rapid Sand Filters | Water Treatment | Waste Water Treatment | Water Treatment Process & Plant Design Rapid Sand Filters | Water Treatment | Waste Water Treatment | Water Treatment Process & Plant Design](http://www.thewatertreatments.com/wp-content/uploads/2009/01/rapid-sand-filteration.gif)
Rapid Sand Filters | Water Treatment | Waste Water Treatment | Water Treatment Process & Plant Design
![Upflow Moving-bed Sand Filtration system "Uniflow Sand Filter"|Water Treatment Plants|Products and Services|TAKUMA Upflow Moving-bed Sand Filtration system "Uniflow Sand Filter"|Water Treatment Plants|Products and Services|TAKUMA](https://www.takuma.co.jp/assets/images/product/water/kodo/img_unifuro_01.jpg)
Upflow Moving-bed Sand Filtration system "Uniflow Sand Filter"|Water Treatment Plants|Products and Services|TAKUMA
![Water | Free Full-Text | Review of Slow Sand Filtration for Raw Water Treatment with Potential Application in Less-Developed Countries Water | Free Full-Text | Review of Slow Sand Filtration for Raw Water Treatment with Potential Application in Less-Developed Countries](https://www.mdpi.com/water/water-15-02007/article_deploy/html/images/water-15-02007-g001.png)