Start at the bottom corner of one wall and in a single.
How to finish rough concrete walls.
Go back and flatten any raised areas.
Scoop a small amount of the slurry mix out and put it on the middle of the blade of the mason s trowel.
Wet rubbing is accomplished on green concrete by a slow speed grinding wheel or disc at the same time applying water.
Let the concrete cure completely three to five days.
Neither of these options should be considered until you first sand the walls smooth.
After a few minutes the concrete will begin to have a slight luster.
You ll want a high shine for clear sealant and stain.
Paint and stain will look only as good as the surface they cover.
Having a base of portland cement it sets rock hard is uv resistant economical and extremely durable.
The purpose is to provide a tough weatherproof durable cement based coating directly to brick block or hard cured plaster walls.
Special concrete brooms are available but a regular push broom will work too.
Apply the slurry to your new concrete wall by holding the trowel blade to the wall so the slurry is pressed onto it and wiping the slurry across the wall with a smooth arcing motion.
Press the grinder to the wall and begin applying firm pressure.
Spray the wall with a light mist of water.
Dragging a broom across partially hardened concrete leaves a rough texture that gives better traction in slippery conditions photo 8.
Remember to wash off the bristles as soon as you finish brooming concrete.
Finishing your rough concrete walls could involve painting them or applying a few coats of concrete stain.
Wet the pointing trowel and hold it upside down as you scoop the mortar loading up its lower side.
The water plus the rubbing action brings up a cement paste which results in a very smooth plaster like surface.
Move the grinder up and down and back and forth across the wall.