Hercules Flashing Plastic 4x4, 18x18 in Base

The Hercules Flashing Plastic 4x4 is designed for secure sealing of piping including copper, cast iron, plastic, aluminum, and galvanized pipes. Its one-piece, leak-free flexible collar adapts to roof angles from flat to 45 degrees, making it suitable for a variety of installations. The rigid black thermoplastic base is non-fading and resistant to cracking, providing long-lasting durability in code-compliant areas. Intended for Type B installations, this flashing is ideal for professional roofing and plumbing projects.