How to Know When to Replace Your Roof, When to Repair
https://gumroad.com/connetklhd/p/hiring-a-roofing-contractor-how-to-make-the-right-decision
<p class="p__10">Once you have actually identified the leak's location, measure the distance from the leak to the peak of the roofing system and to a gable end. You can use those measurements to locate the location