The Polypipe WP18W 40mm Obtuse Bend 45° is a durable ABS waste fitting designed to allow smooth directional changes in domestic and commercial drainage systems. Its 45° obtuse angle ensures efficient water flow while providing a secure, leak-free connection when solvent welded. Ideal for bathrooms, kitchens, and utility areas, this 40mm fitting delivers reliable performance and long-lasting durability, making it suitable for both professional plumbing projects and DIY installations.