The Polypipe WP16G 40mm Knuckle Bend 90° is a high-quality PVCu plumbing fitting designed to create smooth directional changes in 40mm pipework. Perfect for domestic and commercial water supply systems, it ensures secure, leak-free connections while maintaining efficient flow. Manufactured to industry standards for durability and reliability, this knuckle bend is easy to install and provides long-lasting performance. Available now at Plumbco.