Cost Effective Treatment

Eljen GSF

Geotextile Sand Filter System

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Mantis M5

Advanced Dispersal

Wastewater System

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Mantis 536-8 & DW

Connecticut's Premier

Wastewater Systems

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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

December 15, 2017

An Eljen GSF bed system replaces a cesspool in LaPorte County, Indiana on a tight lot.
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November 22, 2017

Our manufacturing facility and offices will be closed Wednesday, 11/22 (at noon) through Friday, 11/24 and Thursday 12/21 (noon) through 1/02/18. Have safe and happy holidays!
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