24
Water Treatment
Water Treatment SystemCity Water Supply
Pressure
Relief
Valve
Hot Water to Fixtures
Shutoff Valve
Drain
Cold to Water
Heater
Optional Sediment
Filter
Water Treatment Device
Shutoff Valve
Electrolux
Condensing
Tankless Gas
Water Heater
TypeofWater
Hardness
Level
Treatment
Device
Flush
Frequency*
TypeofWater
Hardness
Level
Treatment
Device
Flush
Frequency*
Soft
0-1gpg
1-3gpg
(0-17mg/L)
None None None
None
None
None
SlightlyHard
(17-51mg/L)
None None
Moderately
Hard
Hard
3-7gpg
(51-120mg/L)
Once a Year** Once a Year
Twice a Year
Once a Year**
7-10gpg
(120-171mg/L)
VeryHard
10-14gpg
(171-239mg/L)
Water Softener
Treatment
Required
Extremely
Hard
Soft
SlightlyHard
Moderately
Hard
Hard
VeryHard
Extremely
Hard
> 14gpg
(> 239mg/L)
0-1gpg
1-3gpg
(0-17mg/L)
(17-51mg/L)
3-7gpg
(51-120mg/L)
7-10gpg
(120-171mg/L)
10-14gpg
(171-239mg/L)
> 14gpg
(> 239mg/L)
Treatment
Required
Treatment
Required
Treatment
Required
* Install Isolation Valves to allow for ushing.
** Flushing is required if a water treatment device is not installed.
Scale Inhibitor
Water Softener
Scale Inhibitor
Water Softener
Scale Inhibitor
Water Softener
Scale Inhibitor
**
**
* Install Isolation Valves to allow for ushing.
** Flushing is required if a water treatment device is not installed.
Residential Use Treatment Guidelines Commercial Use Treatment Guidelines
Water Softener
Scale Inhibitor
Water Softener
Scale Inhibitor
Water Softener
Scale Inhibitor
Water Softener
Scale Inhibitor