... and best quality 3,25.4*25.4mm 12.7*12.7mm grid Fiberglass geogrid IntroductionProduct features:The product has high intensity, ... the elongation ratio low, thermostable, the module is high, the weight ... 61—6 ISO9001, ISO14001, OHSAS18001 and CE approved EGA fiberglass geogrid with high strength, CE and ISO approved