Sanding the wall can often take care of the problem but it is difficult to sand a very large surface smooth and you might end up with places that are recessed while others are higher making the wall look worse than before.
How to make a concrete wall smooth.
Rough textured walls were popular in homes built in the 1970s but can now appear outdated or busy.
How to smooth a concrete wall finish.
If you want to build a concrete retaining wall you should consider pouring the wall rather than making it out of concrete blocks.
Refer to the directions on the cement mix bag and allow the cement to fully cure or dry before removing the forms.
When the form is full smooth out the top with a screed or trowel.
If concrete is applied to a wall incorrectly the first time it can feel rough or uneven.
Cinderblock and concrete aren t considered attractive by everyone s standards especially if the block or concrete wall has recently patched cracks or holes.
A float compacts the concrete surface giving it a smooth look.
It can also be difficult to paint or wallpaper over a textured wall.
The annoying thing is they have a subtle texture to it.
Putting a smooth durable finish on concrete is a skill you can only master with the proper set of tools and practice.
To make the wall as strong as possible pour the concrete in layers no higher than 20 inches working from 1 end of the wall to the other.
My walls are solid 4 thick concrete slabs.
We ll show you the tools and how to use them for each step of the concrete finishing process.