Best Practices for Ensuring Proper Roof Covering Ventilation A well balanced consumption and exhaust air vent proportion, frequently 1:300, plays an essential duty, with intake vents preferably placed at the lower edge of the roofing system for great air entrance and exhaust vents at the height for cozy air leave. https://rowaneeylw.free-blogz.com/77472862/how-gainesville-roofing-companies-can-transform-your-home-s-exterior