History: Ridge vents exhaust the attic air throughout the top with the roof. Right air flow is good for the home, health of the attic and daily life expectancy of the roof. Metal ridge vent & rolled ridge vents are one of the most problematic. Metal ridge vents are light-weight https://dallasvvuat.aioblogs.com/89953758/not-known-details-about-professional-roof-repair-rockville-md