ᐅ Water softening system – Calcium and magnesium increase sodium content

Created on: 29 Oct 2020 21:25
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_Ugeen_
Hello everyone,

I have read several posts about water softening systems so far. The following disadvantages have come up repeatedly.

  • By removing calcium and magnesium, the sodium content increases, but too much sodium is not good for health.
  • The pipes can be damaged over time and will eventually need to be replaced. This can supposedly be counteracted with phosphorus, but that also should not be in the tap water.
Can anyone confirm this? Are there possibly other ways to prevent limescale buildup?
G
goalkeeper
30 Oct 2020 11:15
Golfi90 schrieb:

Ours regenerates once a week or after 4500 liters (1190 gallons) of usage, whichever comes first.

Of course, we also have a relatively large system. So I can put 100 kg (220 lbs) of salt into the tank...

Does that also make a difference?

That sounds a bit oversized. My Grünbeck system holds 35 kg (77 lbs) and is designed for four people.
Golfi9030 Oct 2020 11:25
We installed the WEAK-80-M.

Catalog image of an OSNA cabinet water softening system WEAK-M/SXT with two white units.
M
MayrCh
30 Oct 2020 17:08
Golfi90 schrieb:

We installed the WEAK-80-M.

This unit is designed for large apartment buildings. It is massively oversized for a single-family home, and the system’s capacity is nowhere near fully utilized. A 25kg (55 lb) bag of regenerating salt should last at least six months, more likely around nine months. In terms of operating costs, it might not really break the bank, but there are much more economical and efficient options. I would say that with a properly sized system, you could reduce your costs to about one-tenth of what you have now. You can calculate yourself when the investment pays off.
Mycraft30 Oct 2020 18:11
Those were also my first thoughts. My system has only about one third of the resin volume and is more than sufficient for 4 people.
B
Bookstar
30 Oct 2020 18:30
Who would come up with the idea to slap something like that onto a single-family house?
Golfi9030 Oct 2020 19:05
A relative works at the manufacturing company and gets the system at a very good price.
That’s why I thought it’s better to have it and not need it!
But I didn’t expect it to be so oversized...