How To Apply Polyurethane To Painted Wood Floors

But the problem is if my kids so much as run a matchbox car over the floor the paint comes up and we see the color that was underneath.

How to apply polyurethane to painted wood floors.

Let the medium dry for 24 hours after the final coat. How to apply polyurethane to wood floors 3. Sanding between coats is not needed. Our upstairs wood floors were painted when we moved in and we didnt like the color so decided to paint over them.

Grease stains dirt dried mud and any sort of other filth needs to be washed off before you can apply the first coat of polyurethane. You can take a cup of trisodium phosphate and mix it with warm water. Apply the first coat of polyurethane using the best technique for the surface. The supplies you ll need to put polyurethane finish coat on wood floors.

We got a valspar floor paint and asked the lady if we needed to prime and she said no not on a floor. Wipe contoured surfaces with a clean cloth going with the grain. Brushing a rounded contoured or vertical surface is more likely to create drips. Apply oil or water based polyurethane with a brush or spray it.

Brush flat surfaces with a thin coat using a bristle brush. A polyurethane coating blocks the air and moisture needed for curing and if the paint is still soft it will probably peel off. Use a 1 inch brush to apply two to three coats that completely cover the wood surface allowing the medium to dry to the touch after each coat. Paint and sealer combination products have appeared in recent years.

Usually there is little or no loss of polyurethane and no danger of damage to the wood floor after only five to seven years of use. If you re applying polyurethane to a painted floor scuff the floor with a floor buffer and a 120 grit sanding screen. Use a soft sponge or rag and a powerful detergent to clean up the painted surface.