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