The Praher SM2-PP2 multiport valve is designed for compatible 2 inch PacFab plumbing systems and gives you a direct way to restore the main operating control of the filtration setup. In many service situations, using the right plumbing-specific valve helps keep the replacement cleaner and more predictable.This model is especially practical when the system was built around PacFab-style plumbing and you want to avoid unnecessary plumbing adjustments during repair. That can help preserve original layout and reduce installation guesswork.It is a strong replacement option when the old valve leaks, is difficult to rotate, or no longer separates its operating modes the way it should. Praher SM2-PP2 multiport valve For compatible 2 inch PacFab plumbing Helps restore main filtration-system routing control Supports more accurate replacement fit Useful for leaking, stiff, or aging valve assemblies