TecnoMix HT-4 HighTec4 White Cement 92 lbs. Due to our high-quality calcium carbonate, we are able to offer masonry cements, adhesives and stuccos with added purity and whiteness, in colors that only we can offer. Our research and development efforts have allowed us to bring to the market the first white cement designed and engineered for pools, guaranteeing exceptional performance and durability. We are proud to be part of the National Plasterer’s Council.