A concealed fastener is how standing seam metal roofing is put in. In concealed fastened standing seam roofing the metal is connected to the making by means of a clip that sits underneath the metal. In such a metal roofing the screws will not be found. The aluminum shingles https://erickcbayx.jiliblog.com/63027338/types-of-metal-roof-things-to-know-before-you-buy