Profile: Durga Associates is a manufacturer, trader and supplier of a wide line of water treatment equipments. Sewage treatment plants are widely used for the treatment and disposal of human waste and other household liquid wastes. Our products are available in various specifications. Sand filter finds a vast application in resorts, industries, parks and other sectors. Water softener finds a vast application in huge water treatment plants. These softeners are widely used for removing calcium, magnesium and other metal cations from the hard water.