Using a mechanically attached installation system, insulation boards like the ones from Poly-ISO roof deal with boards ranging from 50 percent an inch to some inches in thickness get hooked up to the roof deck just before a mechanically connected PVC membrane is mounted around the insulation boards and secured https://roofreplacement04454.isblog.net/the-5-second-trick-for-roofer-near-me-50793918