The 4" Perforated Sewer Strainer with Legs from Braxton Harris is designed to effectively filter debris in sewer systems. With a diameter of 5-1/2", this strainer features a perforated design that allows for optimal water flow while preventing clogs. The sturdy legs provide stability and ease of installation. Constructed from durable materials, this strainer is built to withstand harsh conditions, making it suitable for both residential and commercial applications. It meets industry standards for performance and reliability.