Clean the floor with mineral spirits on a rag to remove any dust or debris before applying polyurethane. Stir the polyurethane with a paint stirrer to mix it thoroughly. Roll a lambswool or synthetic paint roller in the polyurethane to saturate it with the finish.
Some old-school floor finishers rely on paintbrushes to spread finish because of HammerZone: Refinishing Hardwood Floors – Part 3 – Applying Polyurethane .
Applying Polyurethane to Hardwood Floors: Step by Step. Step 1: Sweep the floor and then damp-mop it with water and white vinegar (10:1 ration) or go over it with a tack cloth. Step 2: Use the 5″ to 3″ brush to apply polyurethane to wood flooring edges, and use the roller or pad to apply it to the center of the floor.
The finishing step for wood floors after they have been sanded and stained is the … Using the right roller head to apply polyurethane will give an even .