The 4" PVC Inside PF Base with 3 Speed and 5 PB Strainer from Jones Stephens Corp is engineered for optimal performance in plumbing systems. Constructed from high-quality PVC, this base offers excellent durability and resistance to chemical damage. With a 4-inch diameter, it is perfect for various applications, ensuring a secure fit. The integrated 3-speed feature allows for adjustable flow rates, while the 5 PB strainer effectively prevents debris from clogging the system. This product meets industry standards, making it a reliable choice for both residential and commercial plumbing installations.