How To Cut A Square Hole In Concrete Wall

Drill through each corner of your cutout using a rotary hammer equipped with a masonry bit.

How to cut a square hole in concrete wall.

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. Also my understanding is that this wall is called a return wall. Is there a height limit. It ends at my garage wall and turns in onto my property and meets my garage.

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. 5 line up the blade of a. 1216 sw 12th avenue pompano beach fl 33069. Here s a few pictures of the right tool.

These holes will mark the boundaries of the opening and help guide your cuts. Don t force a blade into a cut. For small slabs of concrete use a piece of chalk to mark of the region that you need to cut. Mark off the region to be cut with a piece of chalk.

My neighbor at the above address built a 7 8 foot concrete wall dividing our properties. If your cut doesn t need to be exact use a cold chisel and hand sledge to cut the concrete. Score the length of the cut three or four times with the chisel. Either freehand the line or place a set square onto your slab and mark along the straight edge with your chalk.

It has created a huge blind spot for the back 3 houses. 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. We all share a common driveway. 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.