Liquids spilled on a polyurethane finish bead up and can be easily wiped away.
Why use a sealer on hardwood floors.
Let the first coat dry for six to eight hours.
You can do this by using a paint brush or a roller.
Follow the grain of the wood when applying the polyurethane.
To use it you pour sealer on the floor in a line parallel to the flooring boards and drag the applicator through the sealer keeping the applicator angled to allow material to trail off the end.
Wood sealers are one of the easiest wood floor finishes to apply use a synthetic lambs wool applicator and a brush that s specified for oil paints only quick release.
Polyurethane finish systems are applied on top of a wood floor.
Really bad idea and will give you a floor finish that will not stand up in the long run.
On the other hand penetrating oil actually incorporates itself into the wood.
In the water borne category some sealers are designed to help avoid a condition called side bonding and panelization.
Use a brush or roller to apply a coat of polyurethane finish.
In this category a sealer is fine to use.
Polyurethane is durable and provides a glass smooth finish that will protect your floor.
In solvent based any sealer should be a polyurethane product.
Therefore you should spend some extra time cleaning the floor now instead of completely refinishing it later.
The key difference between penetrating oil and polyurethane is how the finish interacts with the hardwood floor.
Once you are satisfied the floor is thoroughly clean it is time to apply the sealant to the hardwood floor.