Modernize your shower system with the EvertechPRO RPG05-106096 Retro-fit Pressure Balance Kit. Is your old Speakman shower valve struggling to maintain water temperature? Instead of a costly and messy renovation, our EvertechPRO Retro-fit Kit allows you to update your "Old P" valve body with modern pressure-balancing technology. This kit is engineered to handle fluctuations in water pressure, ensuring that your shower remains at a safe and comfortable temperature. It’s a durable, reliable aftermarket solution that brings modern safety and convenience to your classic plumbing fixtures.