How To Cut A Square Hole In Concrete Wall

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How to cut a square hole in concrete wall.

Either freehand the line or place a set square onto your slab and mark along the straight edge with your chalk. The walls at our new place are 6 inch thick concrete it s an old naval base and we needed a few holes for vents. If your cut doesn t need to be exact use a cold chisel and hand sledge to cut the concrete. Mark off the region to be cut with a piece of chalk.

We all share a common driveway. Drill through each corner of your cutout using a rotary hammer equipped with a masonry bit. Score the length of the cut three or four times with the chisel. If you need just the surface of the whole to have a nice appearance then use the method allready mentioned drilling 4 holes at the corners then angle grinder with a small worn out disc to connect the dots to as deep as you can get it then chip away with the demolition hammer.

Is there a height limit. It ends at my garage wall and turns in onto my property and meets my garage. Also my understanding is that this wall is called a return wall. My neighbor at the above address built a 7 8 foot concrete wall dividing our properties.

Here s a few pictures of the right tool. I ve hammer drilled through concrete to sink anchors but a 4 inch diameter hole is a little intimidating until you have the right tool. A circular saw with a masonry blade can also be used to either score or completely cut through the block. Don t force a blade into a cut.

If you are working with a concrete block foundation wall rather than solid concrete you may be able to use a carbide tipped core bit on a hammer drill to cut through the block walls. 5 line up the blade of a. I just like to show you a little trick some time you have to install dryer went through the concrete walls all what you need is a cut off wheel and a littl. 1216 sw 12th avenue pompano beach fl 33069.