A hallmark of modern home design, flat roofs can also be less expensive to install than sloped or pitched roofs. A flat roof is a roof that relies on special waterproofing techniques and a minimal ...

“Compared to previous research on flat roofs, we saw the same type of effects by the cavity distance,” Stølen added. “The main difference would be that with the sloped roof we experienced ...

Most flat roofs aren’t actually flat; they slope slightly to one side (a 1/4 ... But TPO and PVC roofs are trickier and best ...