Eljen Corporation
About Eljen Corporation
The Geotextile Sand Filter (GSF) from Eljen Corporation is an economical in-bed, non-mechanical, non-aggregate, advanced wastewater treatment and dispersal technology. It is not a pre-treatment. In Pennsylvania, Eljen GSF is bed type suited to all elevated sand mound sites (using less area and height), and to shallow limiting zone at-grade bed sites (without pre-treatment).