It is high - enriched cleaner uscd in hard surface ornamental materials such as marble granite glass wall it is effective in decontamination which no harm to thc surface of exteral wall fast and save troible it is suitable for high altitude which has an obvious effect it can be dilutcd3 - 50times according to different surface 本品为高浓缩专业清洗大厦楼宇,外墙、瓷砖、大理石、花岗岩、玻璃幕墙等硬质表面装饰材料,去污去垢力强,不损伤外墙表面,快捷省力,最适合高空作业清洗,效果显著,根据不同表面可稀释3 - 50倍使用。