Providing Dependable Roof Ventilation with Vent-a-Roof This creatively designed product helps roof structures withstand the test of time and the elements, this innovative, patented design is a low profile continuous vent that is completely concealed by the metal ridge cap that can be installed on every metal roof either residential or commercial. Vent-A-Roof is installed at the top of the roof sheet and fits under the ridge cap; the closed cell foam waterproofing simply cannot fall out or deteriorate from the sun’s rays, providing dependable roof ventilation for years > Utilises natural airflow; no power, no moving parts and no noise Continuous airflow aids in the prevention of; condensation, humidity, mould, mildew > Decreases energy consumption > Clean attractive roofline, hidden underneath ridge capping > Ventilates entire roof space, leaving no hot spots in roof cavity > Engineered for wind-driven rain and water leakage