No Electrical Conduits on the Slab? Why? No Electrical Conduits on Slab? Residential construction companies often run their electrical lines through the concrete slab, which is a common and acceptable practice. However, we have a distinct preference for routing our electrical lines through walls and ceilings due to several advantages: 1. Minimized Risk of Conduit Damage: By avoiding the placement of electrical conduits within the concrete slab, we reduce the risk of puncturing or damaging these