Reverse Osmosis Filter for Freshwater Forum

to discuss RO and RO/DI filters used for freshwater aquariums. More info here: Reverse Osmosis Deionization
alexk77
  • Question
Help! Green Residue in RO containers
Replies
6
Views
143
richiep
richiep
ponitboss
  • Question
50gpd membrane on a 100gpd filter
Replies
1
Views
98
AJE
AJE
ponitboss
  • Question
Ro filter membrane protection
Replies
7
Views
137
MacZ
MacZ
E
  • Question
Cheapest possible emergency filtration
Replies
17
Views
263
richiep
richiep
Joshaeus
  • Question
Distilled/RO water for reducing algae?
Replies
3
Views
172
Joshaeus
Joshaeus
Gold27
  • Question
Special RODI system
Replies
1
Views
150
richiep
richiep
Z
  • Question
RO and Ammonia
Replies
11
Views
241
Zeeth29
Z
B
  • Question
RO system to remove sodium from softened water
Replies
2
Views
169
benlacy2112
B
D
  • Question
RO water
Replies
1
Views
153
Pfrozen
Pfrozen
C
  • Question
30 Gallon Tank High Nitrates in tap water
Replies
3
Views
211
Mudminnow
M
AsleepInYorkshire
  • Question
Remineralisation RODI Water Tropical Fish
Replies
4
Views
681
MickSG
MickSG
B
  • Question
RO tank setup ideas
Replies
6
Views
233
Basil
Basil
L
  • Question
Membrane life expectancy
Replies
1
Views
293
Kathylee
Kathylee
JulesW
  • Question
RODI water reading nitrites/nitrates, but source water reads zero??
Replies
2
Views
441
JulesW
JulesW
G
  • Question
Which is the easiest RO unit that’s affordable? Is there one that connects to the tap?
Replies
9
Views
830
shoepic
S
LiLBlueShrimpy22
  • Question
Converting tank to DI water with GH+? How to do it any has anyone used this liquid brand?
Replies
6
Views
472
LiLBlueShrimpy22
LiLBlueShrimpy22
JeffInKentucky
  • Question
Recommended RO filter
Replies
4
Views
518
JeffInKentucky
JeffInKentucky
FinalFins
  • Question
RO unit questions
Replies
22
Views
690
shoepic
S
Jay866
  • Question
Is Reverse Osmosis Water Safe?
Replies
3
Views
573
bamos1
B
ppls1000
How do YOU do large water changes when using RO
Replies
7
Views
836
aquachris
aquachris
Gen120
  • Question
RO, what is it?
Replies
6
Views
468
jake37
jake37
jaydivingboard
  • Question
How much is RODI Water?
Replies
4
Views
404
Basil
Basil
T
  • Question
Using RODI water to lower tds
Replies
3
Views
487
erbear
erbear
Jallen42
  • Question
RO/Di
Replies
2
Views
425
Tsweet
Tsweet
AsleepInYorkshire
  • Question
Booster Pump Pressure Gauge Not Constant
Replies
2
Views
461
AvalancheDave
AvalancheDave
Tofa
  • Question
What does DI do
Replies
1
Views
506
AngryRainbow
A
TimeHalt
  • Question
Should I mix my tap water with RO water?
Replies
3
Views
460
TimeHalt
TimeHalt
A
  • Question
RO Beginner
Replies
5
Views
586
Chanyi
Chanyi
AsleepInYorkshire
  • Question
Reverse Osmosis - Really Dumb Question - Why Tap Water?
Replies
2
Views
585
AsleepInYorkshire
AsleepInYorkshire
jake37
How do pet stores produce water for their tanks ?
Replies
18
Views
1K
tapirtamer
tapirtamer
californiascape
What's up with Equilibrium and Alkaline Buffer confusion?
Replies
1
Views
516
californiascape
californiascape
AsleepInYorkshire
Reverse Osmosis Deionised Water System
Replies
1
Views
476
MrBryan723
MrBryan723
A
  • Locked
New reverse osmosis system not working
Replies
4
Views
471
abbytherookiehuman
A
S
  • Locked
  • Question
How to remineralize RO water
Replies
13
Views
2K
Shiro Kabocha
S
Blondeath
  • Locked
RO or RO/DI
2
Replies
93
Views
3K
kered
K
Y
  • Locked
  • Question
Heating RO water in storage?
Replies
9
Views
335
Yannick
Y
Nikao
  • Locked
TDS Meter
Replies
8
Views
654
andy305mia
andy305mia
Nikao
  • Locked
Dehumidifier
Replies
4
Views
541
coralbandit
coralbandit
A
  • Locked
  • Question
Tropical fish tank with ro water
Replies
3
Views
242
DuaneV
DuaneV
jake37
  • Locked
What sort of gizmo is used to automate adding minerals to water ?
Replies
3
Views
504
david1978
david1978
T
  • Locked
Tap + RO
Replies
1
Views
214
Loachland
Loachland
KingJamal2
  • Locked
Best remineralizer?
Replies
40
Views
3K
Drewbacca
Drewbacca
Fishproblem
  • Locked
I Just Found an RO System on the Street
Replies
6
Views
816
Fishproblem
Fishproblem
K
  • Locked
RO water systems, how have you modded yours to your liking, mods, tips & tricks etc.
Replies
2
Views
591
kered
K
T
  • Locked
  • Question
Existing Reverse Osmosis For Freshwater
Replies
3
Views
259
saltwater60
saltwater60
H
  • Locked
Do all reverse osmosis filters burn tons of water?
Replies
4
Views
704
kered
K
L
  • Locked
Dumb RO Water Question
Replies
14
Views
807
LHanna61
L
KingJamal2
  • Locked
Best RO unit?
Replies
1
Views
556
lilirose
lilirose
jake37
  • Locked
Will RO remove fertilizer and pesticide and can you automate hardness ?
Replies
4
Views
535
jake37
jake37
A
  • Locked
RODI water Ph swings
Replies
3
Views
615
Alun6884
A
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