Rendering failures are often caused by using mixes which contain too much cement. ![]() In general, the undercoat should be weaker in strength than the walling material to which it is applied, but it should also be stronger than the finishing coat which will be applied on the top of it. ![]() Cement colours can be added, but very careful measurement of the colours and all the other ingredients, as well as careful mixing, would be required to give an attractive appearance, that is not patchy. In addition to providing protection against moisture penetration, the material is used for decorative purposes, either by making patterns on the wet surface or by varying the surface texture by the different methods of application, mixing and finishing. The rendering can be applied to brick or block walls as well as other structures such as expanded metal lathing fixed to wooden or metal supports. ![]() External rendering consists of two or more coats of a mixture of cement and sand or cement, lime and sand.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |