But a plain old sledgehammer is fine for most jobs.
Removing old concret from slab after removing brick wall.
But if you pull up old tiles it may be something you will have to contend with.
Yet when you need to remove it it can be a nightmare.
This is best done with a circular saw.
Before applying a new sealer it s very important that you make sure the old one is completely gone.
The surest way to decide whether to use a sledgehammer or a jackhammer is to experiment a few days before you begin full scale demolition.
Steel reinforcement can ruin your day.
Getting rid of the concrete.
This will reveal the concrete slab below.
This is because any old sealer left on the surface of your concrete can impede the effectiveness of the newly applied sealant preventing proper adhesion to the concrete surface.
Just take a few whacks at the slab with a 12 lb.
Mortar is a cement based paste that is used for binding building materials like bricks tiles and stones.
I only have this small area to do and i hope i don t have to do this again.
Once set concrete fasteners generally are not designed to be removed from concrete brick or block without damaging the base material into which they have been set if pulled on hard enough the base material will fail the anchor will become detached and there may be a hole in the concrete that is the shape of an upside down cone.
If the other cutters work then i think i ll try that first and i may even have some on my truck because i had to cut a hole in a block wall to run conduit.
If it s a mesh grid you can break the concrete into chunks and then cut the mesh with bolt cutters.
The removal of old.
With a jack hammer or hammer drill you will want to continue to break up the concrete into even smaller sections.
Put on protective eye wear.
The easiest step to remove efflorescence is to wash the wall and scrub the area to see if the stains go away.
Any pieces that are hard to remove can be done so with a crowbar.
Removing old mortar from concrete slab yes that bosh cup is about 111 but i did find a smaller one for 70.
And it s great for creating durable surfaces.
Remove a section of the thinset using the hammer and a chisel with a wide flat blade.
A plain concrete slab isn t eye pleasing however so you may decide that you want to replace the concrete porch with a different material.
To do this you must first remove the old concrete porch.
Removing mortar from concrete slab floor can be tricky.
You will need to use only clear water to avoid worsening the situation.
How to remove concrete sealer from floors.