Yintoni i-GRC?I-GFRC iyafana ne-fiberglass enqunqiweyo (uhlobo olusetyenziselwa ukwenza izikhephe zesikhephe kunye nezinye iimilo ezinomacala amathathu), nangona zibuthathaka kakhulu.Yenziwe ngokudibanisa umxube wesanti ecolekileyo, isamente, ipolymer (edla ngokuba yi-acrylic polymer), amanzi, eminye imixube kunye nealkali-resistant (AR) gl...
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