... Quality and Good price 4. Timely Delivery New Design Calcium Silicate board, non-dust, noxious free,safe, healthy, strong intension and ... easy clean.The detailed information of the calcium silicate board is as follows:(1) Thickness: 7mm-20mm(2) Sizes ... pvc gypsum board with the keels(T-bar), very easy. Silicate Calcium Gypsum Ceiling Board SC001