This comment has been moved here [1].
Links:[1] http://www.samsvojmajstor.com/portal/forums/gradjevinarstvo/izgradnja-renoviranje-ku%C4%87e/kako-napraviti-tavanicu#comment-451924 [2] http://www.samsvojmajstor.com/portal/forums/uradi-sam/sam-svoj-majstor