Multigrade Filter (MGF)

Multi grade filter also called a multi media filter is a type of filter commonly used in water treatment and wastewater treatment to remove solids, dust and dirt present in the water. A multi grade filter consists of multiple layers of sand, pebbles and gravels. These MGF are used for pre-treatment in ion exchangers. These filters are used in water treatment plants and industrial applications but they can also be used in residential applications. Input water to Sand filter should be free from colloidal impurities. Purpose of Sand filter is to remove suspended particle only.

Advantages of Multi Grade Filters (MGF):

• High dirt holding capacity
• Relatively low maintenance
• Cost-effective
• Enhances filtration efficiency
• High filtration rate
• Easy operation & maintenance