PVDF fluorocarbon membrane butyl waterproof material coiled material nicyiza cyiza cyo kurengera ibidukikije kibisi cyangiza ibidukikije, gishobora gukoreshwa cyane mugisenge, igisenge, icyumba cyizuba, munsi yubutaka, urukuta rwinyuma, ubwiherero bwamazi, ubwiherero bwamabara yamashanyarazi, imiyoboro y'amazi hamwe no kurwanya ruswa, metero, gari ya moshi yihuta nibindi bitarinda amazi no kumeneka kwinganda nimbonezamubano mubihe bitandukanye.Irakwiriye cyane cyane kutagira amazi yimishinga minini yubwubatsi, kubaka byoroshye, byoroshye, umutekano kandi bidahenze kubakozi.