... Good water vapour transmission ability SHUNAN Cement Interior Wall Putty and Water-resistant Exterior Wall Putty1) It's a one component, ... preblended, cementitious outdoor wall plaster which, when mixed with water, is used prior ... kg/m2 Water addition: 1kg/ 0.33 ltProduct specificationTools:Elec-mixer, Bucket, TrowelSubstrate requirementThe substrate should be sound, dry, flat, ...