The Eternit Blue Black Thrutone Slate, measuring 500mm x 250mm or 20 x 10, is a high-quality roofing solution. Noted for its excellent performance and sleek aesthetics, this slate has been manufactured using state-of-the-art technology to ensure durability and consistency. The non-combustible, blue-black material can withstand the harshest weather conditions, making it an ideal choice for any building project. Its lightweight nature allows for easier handling and installation while maintaining a superior finish.