Slow sand filtration remains a cornerstone of sustainable water treatment, harnessing both physical and biological processes to improve water quality. Central to this method is the development of a ...

Glass media has emerged as an excellent alternative to traditional sand in pool filtration systems, offering a slightly better combination of performance and stability. Made from recycled glass that's ...

Manufacture and distribution of waste water treatment machinery and equipment including silt density index, water filtration system filter media, cartridges, sand filters, dispenser and ozone ultra ...

Sustainable, biological filters called slow sand filters have been used to filter drinking water since the 1800s. They don't use any chemicals, create no waste and use very little energy. New research ...