How to install a new toilet on a concrete slab is explained in the video.

It's fairly common to discover that the existing toilet won't work for the new toilet.Since it can be hard to drill holes in concrete to secure the new flange, it's not easy to replace it when the subfloor is concrete.

It's fairly easy to do this task with two specialty tools, a multi-tool and a hammer drill.

hammer drills are different from conventional drills in that they move the bit up and down slightly, which creates a slight pounding action along with the drilling motion.You can buy or rent a hammer drill at a home improvement store.Renting a hammer drill is the best option if you only use it occasionally.If you want to drill into masonry more often, you should buy a good-quality tool, such as a Bosch, Hilti, DeWalt, or Milwaukee hammer drill.

You will need a power tool to cut off the old bolts.The saw blade needs to be parallel to the concrete slab in order for a manual hacksaw to work.An angle grinder or a multi-tool with a metal-cutting blade can be used.

If you remove the toilet, you will find a new one.It is very rare to find a toilet that is not attached to the sewer line.Before you can install the new one, you need to remove the old one.

The bolts embedded in the concrete will be used to attach the old flange.If the old bolts match up perfectly with the new one, you can keep them in place.If the bolts are not acceptable.They need to be cut off before installing the new part.

To hack off bolts and other obstructions, use an angle grinder or multi-tool with a metal-cutting blade.Make sure that all of the pieces are flush with the concrete.

The old wax ring is still around the drain opening after you remove the obstructions.The wax may be stained with sewage.It takes patience, a knife, and latex gloves to remove the wax ring.Remove the old wax ring and place it in a plastic bag for disposal.