A na-ekewa geomembrane composite (membrane anti-seepage membrane) n'ime otu akwa na otu akpụkpọ ahụ na akwa abụọ na otu akpụkpọ ahụ, nke nwere obosara nke 4-6m, ịdị arọ nke 200-1500g / square mita, na ihe ngosi nke anụ ahụ na nke arụ ọrụ dịka. ike tensile, mgbochi anya mmiri, na mgbawa. Elu, ngwaahịa ahụ nwere njirimara nke ike dị elu, arụmọrụ elongation dị mma, nnukwu nrụrụ modul, acid na alkali resistance, corrosion resistance, ịka nká na-eguzogide, na ezi impermeability. Ọ nwere ike gboo mkpa nke ọrụ injinia obodo dị ka nchekwa mmiri, nchịkwa obodo, ihe owuwu, ụgbọ njem, ụzọ ụgbọ oloko, ọwara mmiri, ihe owuwu injinia, mgbochi ịhụ peeji, ikewapụ, nkwado na mgbochi mgbawa. A na-ejikarị ya agwọ ọrịa mgbochi mmiri na ọwa mmiri, yana ọgwụgwọ mmetọ nke mkpofu ahịhịa.