PWT® Manifolds Used to supply hot, cold and mixed water to lavatory prison fixtures. MCR-101-CA PWT System Single-Line Mixing Manifold MCR-102-A PWT System 2-Line Mixing Manifold MCR-104-A PWT System 4-Line Mixing Manifold MCR-321A-1 PWT Manifold ASM 1-Line, 0.5 gpm MCR-321A-1-2.5 PWT Manifold ASM 1-Line, 2.5 gpm MCR-321A-2 PWT Manifold ASM 2-Line, 0.5 gpm MCR-321A-4 PWT Manifold ASM 4-Line, 0.5GPM MCR-323ST-1 PWT Manifold ASM 1-Station, Single Temp, 2.5GPM MCR-323ST-2 PWT Manifold ASM 2-Station, Single Temp, 2.5GPM