@industryanswers: Kingdom Roofing & Exteriors has been protecting roofs across Georgia and the Carolinas for 15 years — and one of the first things they check on every job is the underlayment. Ice and water shield is the self-adhering waterproof membrane that sits under your shingles, guarding against ice dams, wind-driven rain, and sneaky leaks at valleys and penetrations. Most homeowners never see it — but it's one of the most important layers on your roof. Getting a new roof soon? Make sure your contractor isn't skipping this step. Full write-up: https://industryanswers.ghost.io/what-is-ice-and-water-shield-for-roofing/ Drake Durden, Kingdom Roofing & Exteriors https://www.krehomes.com/