Quickflash Plumbing Flashing Panel P-50 Helps prevent exterior leaksaround penetrations before they escalate into bigger problems such as toxic mold -Easy to installneat & clean, takes only seconds for an immediate weatherproof seal. Safe to install no sharp edges like sheet metal. reduces on-the-job injuries and Workman s Comp claims. Quality product- manufactured in the USA out of high-grade polyethylene plastic and thermo plastic rubber (TPR) - non-conductive and impervious to rust and corrosion Affordable & Saves Timestay on schedule - no 24 hour caulk curing time required.