The 4POLY FLOW-1MP 90 from Fittings Unlimited Inc is a 90-degree elbow fitting designed for efficient fluid direction changes. With a size of 4 inches, this fitting is made from durable poly material, ensuring resistance to corrosion and wear. It is perfect for use in various plumbing and irrigation systems, providing a reliable connection that meets industry standards. The fitting's lightweight design allows for easy handling and installation, making it an excellent choice for both professionals and DIY enthusiasts.