According to Thomsit, there are certainly universal primers to solve many of the aforementioned problems, but none to cover all problems in one product. The Thomsit best-sellers are Thomsit R 729 Silicate Cast Resin for filling cracks, Thomsit R 766 Multiprimer for priming, Thomsit R 755 Damp Screen for keeping out damp, Thomsit R 790 Filler and Primer for filling joints and priming in one operation, TF 201 Thomsit Floor membrane for covering a bad floor without dismantling it, and Thomsit RS Fix for removing unevenness and differences in height.