div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: base coat application In existing old terraces with Brick-bat-coba or cement screeds th substrate must be thoroughly checked for its micro hair line cracks for its soundness src=https:reader034vdocumentsusreader034viewer20220422025ea345f840f28f545c3c9d27html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: base coat application In existing old terraces with Brick-bat-coba or cement screeds th substrate must be thoroughly checked for its micro hair line cracks for its soundness src=https:reader034vdocumentsusreader034viewer20220422025ea345f840f28f545c3c9d27html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdiv