FGI Material Specifications

The FGI's PVC and Polypropylene Specifications were developed with the cooperation of FGI member companies in order to meet the stringent requirements of today’s geosynthetic applications.

FGI 1126 Material Specification for New PVC Geomembranes

September 1, 2025

FGI 1118 Standard Specification for Polypropylene

April 17, 2018

FGI 1120 PVC Specification (Latest Version)

January 1, 2020