Drilling Holes In Exterior Walls at Exterior

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Drilling Holes In Exterior Walls. You can make the hole in the plaster a bit bigger to facilitate. Exterior walls are typically be brick or block.

3 Brothers Waterproofing Solutions Serving PA, NJ and Delaware
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This video demonstrates how to drill through a cavity wall, but more importantly how to protect a cable or a pipe that is being passed through the wall. Once you break through into the inside of the home, leave the bit in the hole and detach your drill. Go outside and (or have a helper) connect the cable to the end of the installer bit.

3 Brothers Waterproofing Solutions Serving PA, NJ and Delaware

Once you break through into the inside of the home, leave the bit in the hole and detach your drill. A 450mm sds bit (that’s the overall length) should suffice through a double skin wall with insulation: After you’re done with drilling the hole, insert the cable through it. Put the cable inside the hole and keep pushing from any one side of the hole until it reaches the other hand.