The only lumber you need to build your wood mantel is a set of 1x6 or 1x8 boards and, if you don't already have a mount on the fireplace wall, some 2x4s to build the floating support.

This couple wanted a budget-friendly fireplace for their home. So the man built a DIY electric fireplace wall with a mantle. After removing the cabinet and the TV, he built a wooden frame. With ...