The Polyflow Deep Capacity Gutter Internal Stop End in Black is a superior quality, robust product designed to effectively manage rainwater flow. This stop end is an essential component of the Polyflow guttering system and is specifically designed to fit perfectly, ensuring a leak-free installation. Its made from durable polypropylene material which guarantees long-lasting performance even in harsh weather conditions. The black finish not only ensures it blends seamlessly with the rest of your guttering but also provides an extra layer of protection against rust and corrosion.