Also referred to as valley metal or valley flashing, is used in a wide variety of applications. Typically it is formed in the field for various uses around the home, including valleys (where 2 roof angles meet), bent as flashing for sealing around chimneys, bent as flashing for sealing at sidewall and endwall, formed as a fascia trim and many other uses. Galvanized roll valley has the most strength in comparison to other flashing materials and will typically last as long as your roofing material. Galvanized steel, continuous seamless roll. Length 10'. widths from 4" to 36". Nominal thickness: .012, G-60 hot-dipped galvanized coating.