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FAQs

Geotechnical Anti-seepage Product
  • Q

    Are there international standards or specifications for geomembranes?

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    A

    Yes, ASTM, ISO, and GRI (Geosynthetic Research Institute) standards provide guidelines for testing and performance.

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  • Q

    How thick should the geomembrane be?

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    A

    Common thicknesses range from 0.5 mm to 3.0 mm, depending on application requirements and site-specific conditions.

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  • Q

    What factors should be considered when selecting a geomembrane?

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    A

    Key factors include chemical resistance, mechanical strength, UV resistance, site conditions, expected service life, and installation method.

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  • Q

    Is it safe for drinking water or sensitive environmental applications?

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    A

    Yes, certain geomembranes are certified safe for potable water use and meet environmental regulations like NSF or GRI-GM standards.

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  • Q

    How long does a geomembrane last?

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    A

    Depending on the material and environmental conditions, service life can range from 30 to over 100 years.

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  • Q

    Why should I choose a geosynthetic barrier instead of traditional clay liners?

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    A

    Geosynthetics offer superior impermeability, faster installation, reduced thickness requirements, and higher chemical resistance compared to traditional compacted clay liners.

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  • Q

    What is a geomembrane?

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    A

    A geomembrane is a synthetic membrane liner or barrier used to control fluid migration in a wide range of civil, environmental, and industrial applications.

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