Repeat overlapping each new smear with the previous one until.
How to smooth rough concrete wall.
Trowel a 3 8 inch layer of concrete over the wall with a straight trowel.
Drag the flat of the trowel straight across the surface of the concrete to smooth it.
This tool helps streamline the entire process and also drastically reduces the potentially harmful effects of airborne particles like silica dust.
In order to tackle a concrete pond you should use a large 8 inch angle grinder.
Float the concrete when you re done grooving and edging photo 6.
The most preferable way to smooth a rough concrete surface would be by utilizing a wet angle grinder.
They put a rough stucco finish on it and painted it.
Use a sanding pole if you cannot reach the upper portions of the wall.
Floating removes the marks left by edging and brings the surface one step closer to a final finish.
Most hardware stores sell concrete grinding or sanding disks that can be attached to angle grinders.
Dry grinding is done of dry concrete surfaces to remove fins and marks caused by forms.
Hold the trowel almost flat and swing it in large overlapping arcs while applying pressure.
I would prefer a smoother look.
They are dry grinding and wet rubbing.
I bought a place near the ocean that has concrete block walls.
These attachments can also be attached to some power drills.
Let the joint compound dry and then sand away any ridges made by the trowel.
There are basically two methods used to smooth off hardened concrete surfaces.
Start at the bottom corner of one wall and in a single smooth motion smear the mortar upward 2 to 3 feet from your starting point.
Allow the concrete to dry for approximately 30 minutes until most of the moisture is gone from the top.
Apply another coat of compound to the wall in the same fashion as the first one if the wall is still slightly rough.