About Eljen

Established in 1970, Eljen Corporation created the world’s first prefabricated drainage system for foundation drainage and erosion control applications. In the mid-1980s, we introduced our Geotextile Sand Filter products for the passive advanced treatment of onsite wastewater in both residential and commercial applications. Today, Eljen is a global leader in providing innovative products and solutions for protecting our environment and public health. 

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Recent News

July 08, 2020

A wind farm maintenance facility in Kansas used a GSF system when a conventional system wouldn't fit.
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June 10, 2020

An onsite system using low-pressure dosing to GSF modules saves an Upper Peninsula Michigan recreational vehicle campground.
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