Telegraphing is a common phenomenon in glue-down luxury vinyl installations where the imperfections of the subfloor become visible on the surface of the finished floor. Because luxury vinyl planks are relatively thin and manufactured from a flexible material, they have a tendency to contour precisely to the substrate beneath them. If the concrete or wood subfloor is not perfectly smooth, any cracks, ridges from old adhesive, nail heads, or patching compounds will eventually work their way through the surface, creating visible bumps, indentations, or lines that diminish the aesthetic quality of the room. This issue is particularly prominent in areas subjected to varying levels of traffic, heat cycles, or low-angle natural lighting, which tend to highlight these surface irregularities. To mitigate telegraphing, a professional installer must perform thorough substrate preparation, which often includes grinding down high spots and utilizing high-quality cementitious self-leveling compounds to fill low areas. Failure to properly feather-edge these patches or clean the subfloor of debris before installation ensures that the imperfections will transfer to the surface. It is a fundamental rule of flooring that the final aesthetic is entirely dependent on the quality and smoothness of the preparation performed on the substrate below.
Key considerations
- subfloor showing through LVT
- vinyl flooring telegraphing
- glue down plank imperfections
- LVT telegraphing
- glue-down vinyl
- subfloor preparation