Metal roofing is one of the most popular types ... There are two types of ridge caps for metal roofs: closed ridge caps and vented ridge caps. Both should fit over the ridge of metal roofs at ...

Ridge vents are made by cutting a slot out of a length of roof sheathing, which is then covered with fibrous material and a cap. They’re ... cons of this facet of a roofing system.

Ice backs up under the roofing, then melts into the attic ... To exhaust it, there can be ridge vents, tucked under the cap at the top of the roof, or sometimes horizontal vents installed a ...