Running Conduit Through Concrete Walls

How to run a pipe through a concrete block wall.

Running conduit through concrete walls.

The size of conduit that is needed will be depend on the number and size of the electrical wires being run through it based on tables c9 and c10 of the national electrical code. Pvc conduit is typically used for these applications because it is weather tight and doesn t corrode due to exposure to the acidic concrete. My house is concrete block construction so im thinking you d have to run conduit along the exterior wall surface which i really rather not if theres anyway around it. Use a drill bit that will accommodate the size of the schedule 40 pvc conduit you choose to use as well as one that will drill through the material of your wall.

Step 2 slide a short piece of schedule 40 pvc conduit through the structure s wall so that you can attach an lb fitting onto it. When running wire short distances with few bends such as between boxes 2 and 3 and 3 and 4 you can simply tape the two wire ends together and push them through the conduit photo 13. The best time to run conduit is before your pour the concrete slab. There is an outlet inside the house on the same wall where you could drill straight through and tap into that outlet to run your outdoor outlet and then from there you could go.