Ideal Underlayment for Steel Roof Testimonial in 2020
https://www.openlearning.com/u/grayce-qac8jt/blog/ProsAndConsOfMetalRoofingsForYourHouse/
Overlap the tiles the exact same quantity you would if you were toenailing them to the roofing without the vent, that is, just enough to cover the nails. Remove all the shingle caps from the roof ridge, from one