The First - The Original!

Eljen GSF

Geotextile Sand Filter System

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Mantis M5

The High Performance

Wastewater System

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Mantis 536-8

Connecticut's Premier

Wastewater System

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Eljen Corporation

GSF & Mantis

Homeowner's Information

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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

January 11, 2016

2016 Trade Shows and Training dates have been added.
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November 16, 2015

Eljen Corporation's Holiday Hours of Operation for 2015
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