The RedOx Machines BEFORE BUY,
GET A FREE REDOX
MANUAL OWNERS
The Redox-C beautiful ceramic, 2 1/2  gallon (10 quarts), water crocks are for large families. 
The Redox Glass Octagon 5 quarts are for small families and businesses.
The RedOx 4 Quarts  4 quarts (can be saved in the refrigerator). 
The RedOx 2 Quarts 2 quarts (can be saved in the refrigerator).  Also options for RV, cars, trucks, and boats. 
The RedOx-T 1 quart for travelers.  Fits in suitcase.
 Pure-Cool is a simple gravity fed water filter and fits the ceramic RedOx machines.  
Replacement parts: electrodes, membranes, transformer,  timers, and filters.