| System | Feeding Water | Type 1 Ultra Pure | Type 2 EDI Water | Type 3 RO Water | 
| Genie G | Tap Water | Yes | Yes | |
| Genie U | Tap Water | Yes | Yes | |
| Genie PURIST | RO, Distilled or Deionized water | Yes | ||
| Genie E | Tap Water | Yes | ||
| Genie R | Tap Water | Yes | ||
| NuZar U | Tap Water | Yes | Yes | |
| NuZar Q | RO, Distilled or Deionized water | Yes | 
 
         
            
           
            
           
            
           
            
           
            
           
            
           
            
          