Patent ID: 8151532

Claim:
A construction assembly for interior works, comprising: (1) skim coated prefabricated elements comprising prefabricated elements having at least one skim coat deposited on said prefabricated elements; (2) at least one jointing material jointing said skim coated prefabricated elements to form a substantially plane outer surface comprising a visible surface of at least one joint and a visible surface of the skim coated prefabricated elements, wherein said at least one jointing material and said at least one skim coat comprise a mineral filler, a binder and water; and wherein the compositions of said at least one jointing material and said at least one skim coat are adapted to each other, whereby said at least one jointing material and said at least one skim coat form, both in a dry state, a substantially homogeneous outer surface having, over substantially an entire visible surface of said at least one jointing material and substantially an entire visible surface of said at least one skim coat, at least one parameter selected from the group consisting of coloration, reflectance factor and surface water absorbability that is substantially homogeneous over said outer surface; and whereby said outer surface is ready to be decorated.