B&B Molders’ ball valve diverter mounts permanently to Nautilus P1 and P3 water panels, providing a simple two-way switch between fresh tank and city water supplies. The valve streamlines winterization and seasonal maintenance without excessive water loss or complexity. Built from injection-molded plastic and engineered for long-term reliable service in RV plumbing systems.

• Two-way ball valve diverter
• Permanent installation on panel
• Switches between fresh tank and city supply
• Injection-molded plastic construction
• Works with Nautilus P1 and P3 panels