Ventilation Myths Debunked: Kitchener Roofing Science Simplified 78943: Revision history

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20 December 2025

  • curprev 19:1119:11, 20 December 2025Marrenphho talk contribs 33,871 bytes +33,871 Created page with "<html><p> Roofs in Kitchener work harder than most people realize. We ask them to handle humid summers, freeze-thaw cycles, lake-effect winds, and sudden thaws that push meltwater into places it doesn’t belong. In that mix, attic ventilation gets blamed or praised far more than it should. I hear it on job sites and kitchen tables alike: vents will fix ice dams, more holes mean more leaks, power fans are always better, or ventilation doesn’t matter on metal roofs. The..."