Watch this high-density polyurethane foam raise concrete slabs thanks to the magic of physics. The foam, called PolyLEVEL, is applied through a hole drilled in the concrete, expanding under the ...

Q: I want to build a house that is very efficient and strong to withstand tornadoes. I prefer one made with concrete because the resource is so abundant. How good are foam-block houses filled with ...

Dear Jim: I am thinking of building one of those concrete/foam block houses for efficiency, security and strength. Since concrete feels so cold, is it really energy efficient and will I be limited on ...

Repairing your sunken sidewalk pavers might seem like a costly and exhausting endeavor. There is one solution that's less ...