Grout ni iki? Grout ni ibikoresho bishingiye kuri sima bikoreshwa mukuzuza umwanya uri hagati yamatafari cyangwa ibikoresho byububiko, nkamatafari cyangwa amabuye. Ubusanzwe ikozwe mu ruvange rwa sima, amazi, n'umucanga, kandi irashobora kandi kuba irimo inyongeramusaruro nka latex cyangwa polymer kugirango itezimbere imiterere yayo. Ibanze ...
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