The PPCM4402U is a 4-inch PCM (Plastic Coated Metal) product by Merrill Manufacturing, engineered for durability and efficiency. This model features a robust construction with a plastic coating that enhances its resistance to corrosion and wear. With dimensions tailored for standard applications, it ensures compatibility with various systems. The PPCM4402U meets industry standards, making it a reliable choice for both residential and commercial use. Ideal for plumbing and drainage systems, this product is engineered to provide optimal performance in demanding environments.