RHEEM Instant Shower Heater Water Heater Older Model RBW-45P-1P 220V 50-60Hz. Chrome & Gray. Pre-Owned. All parts and pieces shown in pictures included. Appears to be unused, most accessories unopened in original packaging. Heater is in a RHEEM box, but does not seem to be the exact product pictured on box. Shipped free, usually same day