Chimney Flashing - Nuclead Manufacturing Co Inc Nuclead Manufacturing Co Inc manufactures high-quality chimney flashing that delivers dependable waterproof protection for roofing systems. Our lead flashing is flexible, durable, and resistant to harsh weather conditions, making it ideal for residential, commercial, and heritage restoration projects requiring long-lasting performance and reliable leak prevention. For more visit us! https://nuclead.com/lead-flashing-for-chimneys-why-lead-sheets-are-still-the-smartest-choice/