Roof assemblies - new construction
Why roofs need to be ventilated and how to ventilate a roof properly
...vents such as ridge vents and gable end vents, as they can in effect disable one another. Worth noting here, is that often when new vents are added to a roof, old vents are left operating as if ‘more is better’ when it fact it can be worse. When installing a new ridge vent on an older home, its best to install the righ...