Geomembrane Standards Applicability Checker

Check the verified GRI thickness boundary and the surface-based thickness-measurement route. The result is a screening note, not certification or project approval.

Choose the proposed sheet

Material

Nominal thickness (mm)

Surface

Screening result

Select all three fields.

Important boundary

GRI-GM13 covers HDPE from 0.75 to 3.0 mm, while GRI-GM17 covers LLDPE from 0.50 to 3.0 mm. ASTM D5199 is used for applicable smooth surfaces; textured geomembranes use the ASTM D5994/D5994M route when specified.

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