As the water based polyurethane is thinner than the oil based polyurethane you should add stain on the wooden floor before applying water based polyurethane.
Adding a coat of poly to wood floor.
How to apply polyurethane to hardwood floors.
If adding one or two more coats lightly sand the floor between coats with an abrasive pad for water based polyurethane or steel wood oil based material how many coats of polyurethane for hardwood floors.
Within 24 hours of applying the seal coat brush on a coat of finish right from the can.
Apply the first coat of polyurethane using the best technique for the surface.
After approximately 12 hours the coat should be dry enough for you to begin fixing blemishes.
Sweep up dust with a broom then vacuum clean the whole floor well.
Some parquet and solid wood floors are very old.
The best practice is to apply three coats of polyurethane allowing the floor to dry and lightly sanding it between coats.
In this article.
Whether you can seal a prefinished floor with polyurethane depends on your circumstances and the condition of the hardwood floor.
The urethane used in sealing wood surfaces is more commonly known as polyurethane.
Spray less accessible areas with aerosol polyurethane.
Spread the varnish over the entire surface with long even strokes.
Use a big jar or can to get all polyurethane liquid in one container.
There s a bunch of different tools that are needed for the project that we will talk about and we ll walk you through the different steps of the process.
Hand sand corners edges and under cabinet kick plates.
Brush flat surfaces with a thin coat using a bristle brush.
When you ve decided to apply polyurethane to your hardwood floors it s important to do it correctly to get the best results.
Lightly sand with a dull 120 to 150 grit abrasive screen or 2 steel wool under a heavy floor buffer.
Before you attempt to apply polyurethane to a prefinished floor contact the flooring.
Hardwood floor refinishing can help you get rid of those unsightly scratches and marks.
Avoid wiping the brush on the rim of the can as this may introduce air bubbles.
Fix blemishes before adding a final coat.
This step is necessary to achieve a durable coating.
Brushing a rounded contoured or vertical surface is more likely to create drips.
Yes a polyurethane finished hardwood floor may have additional coats of polyurethane applied.
It should be applied in the same manner first covering the wood and then going with the grain only to complete the finish.
Once that is complete apply another undiluted coat of the polyurethane.
Wipe contoured surfaces with a clean cloth going with the grain.
Regardless of whether you have a maple oak mahogany or bamboo hardwood floor it will need recoating every 10 years or so.
This how to refinish wood floors article will show you how to do just that.
But as long as the damage is shallow in the coating and not in the wood itself you can renew the hardwood floor by adding a new coat of polyurethane right over the old finish.