The Henry 549 7 lbs. Underlayment Patch and Skimcoat is a Portland cement-based floor Patch and Skimcoat. It may be applied over most surfaces for a smooth finish before installation of permanent flooring. Installs from feather edge to any depth.
For patching and repairing subfloor surfaces prior to installing all types of flooring
Easy to mix - just add water
Portland cement - based - will not stain or mildew
Exceptional bonding strength to concreate wood, terrazzo and ceramic tile