8' embossed aluminum ridge vent is installed across the entire ridge of the roof, capping off at the ridge. The ridge vent combines advanced design with simple secure installation to provide outstanding performance. External baffle deflects wind and weather over the vents to help protect the attic from rain and snow infiltration. Easy installation. Provides 18 sq. in. net free area per linear foot. Refer to model No. 84420 for ridge vent end plug.