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View Full Version : How much % water change do you do a week?


jfingers8
08/02/2010, 05:22 PM
Just trying to see what other people other there do.

iap
08/02/2010, 05:24 PM
20%

theaquareef
08/02/2010, 05:54 PM
20% every other week

mike_cmu04
08/02/2010, 07:00 PM
20% roughly in a 12 gallon sps dominated nano

reefsahoy
08/02/2010, 07:01 PM
approx 15% every other week or sometimes once a month on mainly sps tank

reef_doug
08/02/2010, 07:09 PM
5% weekly (10g on 200g volume)

T-Boner
08/02/2010, 07:40 PM
I do 25 gal a week water change. I have a 180 gal dt plumbed out to the garage to a 100 gal rubbermaid with a 65 gal frag tank tied in too

buy_baff
08/02/2010, 07:54 PM
12 gal on a 90gal DT with a 40gal sump filled to 30 gal so aproximately 10%

saltyliving
08/02/2010, 07:54 PM
20% every other week

bluerexy
08/02/2010, 09:20 PM
10% every week-ish

JAustin
08/02/2010, 09:29 PM
8% every two weeks

sanababit
08/02/2010, 11:10 PM
0% per week or month, maybe 1% a year if i feel like it

Toadally
08/02/2010, 11:39 PM
10%

reeferx2
08/02/2010, 11:44 PM
~10% a week.

Dyraxe
08/02/2010, 11:46 PM
10% weekly is what I try to do, 20% Bi-weekly if I am busy or 30% plus a month if I am a total bum.

Scuba Steve
08/03/2010, 01:31 PM
5 gallons a week on 100gal w/30gal sump.
5 gallons a week on 35gal hex w/20gal sump.

plyle02
08/03/2010, 01:45 PM
5 gallons on a 70 gallon tank with 10 more gallons in the sump here...
about 7%

thebanker
08/03/2010, 02:54 PM
<5 gallons / month that is a result of cleaning out my canister and media reactor, not an intentional water change.

I'm in Sanababit's club. haha

bolo7735
08/03/2010, 03:08 PM
20% bi weekly for a 220 gallon SPS

jjsan
08/03/2010, 03:28 PM
i try to do 10% change every week. my corals like the new water after the change.

offroadodge
08/03/2010, 04:43 PM
I have a total water volume of approx. 130G of actual water. I change 10G/every 2wks. Used to change 20G/once a month.

Semillon
08/03/2010, 04:48 PM
10% every week.

LifeAquatic
08/03/2010, 05:02 PM
10% a week

soulsigma
08/03/2010, 05:16 PM
I have a 75 gallon DT, with 20 gallon sump/fuge for a total water volume of 95gallons and I do 10% weekly wc,

mayjong
08/03/2010, 05:24 PM
10% a week.
missed this week, though...

SnookSlayer08
08/03/2010, 06:32 PM
5 gal a week on 40brd with 20long sump

dan223
08/03/2010, 07:58 PM
0% per week or month, maybe 1% a year if i feel like it

Sounds nice, any pics of the results? It would be nice not dumping all that salt down the drain.
I do about 20g on a 90g total system 1 per month.

thebanker
08/03/2010, 11:15 PM
sanababit's tank is awesome. And no water changes... freaking incredible. Check out his post in another thread:http://www.reefcentral.com/forums/showthread.php?t=1885414

From that post:

i have an all t5 lit without zeovit, probidio, no water changes, temp swinging, calcium reactor, phosban, carbon, cheap skimmer, algae scrubbing, tank, here it is

http://i190.photobucket.com/albums/z196/sanababit/001-3.jpg

Sana

808Rob
08/04/2010, 01:08 AM
0% per week or month, maybe 1% a year if i feel like it
what's your secret?
Inquiring minds want to know?

Christian_S
08/04/2010, 02:23 AM
I been seeing this tank in person and he's tank is awesome.

Sanababit use algae Scrubber in he's tank,I think that's he's secret.

he's nitrates are always 0ppm with out doing any water change in the tank,may be unbelievable but that's the truth

he's tank is very simple in equipment, nothing fancy or crazy, except for the vortech's

maybe he can tell us more details about he's tank


Christian

stephenrsaiz
08/04/2010, 10:30 AM
20% every two to three weeks. Every four weeks if I'm lazy.

ms123
08/04/2010, 10:33 AM
5 gallons on 90 gallon tank with 20 gallon fuge.

TheDean
08/04/2010, 10:42 AM
I been seeing this tank in person and he's tank is awesome.

Sanababit use algae Scrubber in he's tank,I think that's he's secret.

he's nitrates are always 0ppm with out doing any water change in the tank,may be unbelievable but that's the truth

he's tank is very simple in equipment, nothing fancy or crazy, except for the vortech's

maybe he can tell us more details about he's tank


Christian
Sanababit is Neptune in disguise. tricky reefer you are oh king of the ocean... :D

thebanker
08/04/2010, 10:56 AM
It really is a testament to how awesome ATS systems can be.

Sana what's your evaporation like? Also is there a noticeable smell from the ATS?

josee1013
08/04/2010, 10:59 AM
weekly: 10%
every 3 months: 30%

tread about our 30% WC:
http://www.reefcentral.com/forums/showthread.php?t=1879232

Christian_S
08/04/2010, 11:13 AM
Sanababit is Neptune in disguise. tricky reefer you are oh king of the ocean... :D

Lol

he's tank is 3 years old already and he's been doing this almost since the start,I'm not recommended to people to stop doing water change in tank that always been doing water changes or so, because this will cause a unbalance in the tank.


Christian

Christian_S
08/04/2010, 11:25 AM
there's not smell in he's ATS and may be also on non of them


here is some pics of he's ATS

I bring this pics with out authorization, I hope he don't mind :D:D:D



http://i190.photobucket.com/albums/z196/sanababit/002-3.jpg
http://i190.photobucket.com/albums/z196/sanababit/004-3.jpghttp://i190.photobucket.com/albums/z196/sanababit/005-6.jpghttp://i190.photobucket.com/albums/z196/sanababit/019.jpghttp://i190.photobucket.com/albums/z196/sanababit/023-1.jpg

dixiedog
08/04/2010, 07:45 PM
I do a 15% change every Sunday morning, right after testing parameters.

Robert Patterso
08/04/2010, 07:53 PM
0% per week or month, maybe 1% a year if i feel like it

Go figure, and his tank is amazing!

Robert Patterso
08/04/2010, 07:57 PM
I am definetly building an ATS, hope to have it done this weekend? made a believer in me.

808Rob
08/04/2010, 11:38 PM
I been seeing this tank in person and he's tank is awesome.

Sanababit use algae Scrubber in he's tank,I think that's he's secret.

he's nitrates are always 0ppm with out doing any water change in the tank,may be unbelievable but that's the truth

he's tank is very simple in equipment, nothing fancy or crazy, except for the vortech's

maybe he can tell us more details about he's tank


Christian
What's an algae scrubber?

Robert Patterso
08/05/2010, 02:11 AM
Q: What are algae scrubbers?
A: Algae scrubbers are not brushes! Scrubbers are devices which use light and flowing water to remove the "bad" things (nutrients) from aquarium water, while leaving the "good" things (food, nutrition) in. Unlike the scrapers/scrubbers that you use to clean your glass, an algae scrubber does not physically clean anything. Instead, the "scrubbing" is when the "dirty" water passes through an algae scrubber, and then the "clean" water comes out. The water is thus "scrubbed" clean of nutrients (nutrients are “bad”, but nutrition is good).

kev apsley
08/05/2010, 08:51 AM
I no longer do weekly wc's since I feel that doing 20% every 2 weeks is just as beneficial and less stressful on my tank than doinng weekly wc's

twinypalm
08/05/2010, 01:28 PM
0% per week or month, maybe 1% a year if i feel like it

How is your tank doing? I hate to do water changes too.

Robert Patterso
08/05/2010, 07:00 PM
http://www.reefcentral.com/forums/showthread.php?t=1885414
You can see his tank here.

bean59
08/05/2010, 07:30 PM
i mostly do 10% a week

flamron
08/05/2010, 07:37 PM
1-1.5G per day - I miss a day once in a while, but have been doing this for a couple months so far.

sanababit
08/06/2010, 01:10 AM
Wow, where to start, ok guys, here it goes, i started like everyone else, doing my weekly water changes, then i started using ARTIFICIAL filtering like a denitrifier and bioballs, etc, etc, it worked really good but really started worrying about putting to much chemicals into my tank, so i decided to go a more NATURAL way, as the tank matured i noticed that my nitrates where staying at 0ppm so i stopped doing water changes all togheter, some might say, well you need to add trace elements or fish need new water because their swimming in their own waste or new water does a coral good, or you need nutrient exportation, that for me at least is BS, i have a calcium reactor with ARM media and MAG media which keeps alk, cal, mg, trace elements, i have an algae scrubber which takes care of nutrient export, i still use carbon and phosguard for obvious reasons, and thats it, my params are
ammonia, nitrite, nitrate 0ppm
cal ~440ppm
mag ~1440ppm
alk ~8-9.5dkh
sal 1.025
temp 75-86f
This is only my experience, tha tank is a little more than 3 years old, full of sps, things die, things thrive, i really dont look for a reason why something died, i keep it simple and cheap, thats my story and like my signature says, Don't try to preach on me, I am to old to change and to smart to follow the lemmings...

Sana

Doobze
08/06/2010, 01:14 AM
I just started doing 1g water changes on my 60g system every day, very very easy to do. I'm interested in the other people's results in using this daily tiny water change routine? How's it worked out for you guys?

boodlefish
08/06/2010, 10:44 AM
when i started my tank (a year ago now) i had every intention on doing 14% monthly water changes... but i have ended up only actually doing 3 to 5 water changes ranging form 7 to 14gallons each. i guess i just wait until i feel guilty and then do a water change. I will make up 2 gallons of salt water when i buy new frags and know i will need to use some of my tank water for the acclimation and dip process. but thats about it. i find myself not wanting to buy salt so much and doing less and less WC's. i used to worry about adding too many nutrients especially with my limited WC's but i noticed that my corals were getting lighter/ pastelish. i now feed like crazy and dose AA's and am able to keep low nutrient without too many WC's- i have a good skimmer and dose carbon and bacteria to keep N&P in check.

sanababit
08/06/2010, 10:55 AM
It really is a testament to how awesome ATS systems can be.

Sana what's your evaporation like? Also is there a noticeable smell from the ATS?

Hi, i really dont know how much evaporation i have, i had always used an autotop off since the start, its conected directly form the RO to a macanical float inside the sump, ATS has NO smeel to it, unless water stops flowing thru it for a long period of time, and it still doesnt smell bad, it smells like wet dirt....

Sana

sanababit
08/06/2010, 10:58 AM
what's your secret?
Inquiring minds want to know?

Theres no secret, everything is available to you, algae scrubber, skimmer, carbon and phosguard, fuge, rock, sand, that is it, in time your tank will mature and start to process nutrients better and faster, good luck

Sana

sanababit
08/06/2010, 10:59 AM
Sanababit is Neptune in disguise. tricky reefer you are oh king of the ocean... :D

Neptune in disguise?, LOL, I AM NEPTUNE!!!!:D

Sana

808Rob
08/07/2010, 12:12 AM
Theres no secret, everything is available to you, algae scrubber, skimmer, carbon and phosguard, fuge, rock, sand, that is it, in time your tank will mature and start to process nutrients better and faster, good luck

Sana
walk me through ur secret setup? here's my sump

stevedola
08/07/2010, 06:50 AM
whats the difference between running an aglae scrubber and a fuge with macroaglea?

also, do you seed the screen? or just let the algae develop?

sanababit
08/07/2010, 09:34 AM
walk me through ur secret setup? here's my sump

LOL, well water comes down thru two overflows, one goes to a compartment where there's a pump that feeds the carbon, PO4 and calcium reactor, the other overflow comes down where the fuge is, in the fuge there is rock, sand, some kind of macroalgae that really doesnt grow, then both comparments go into to the middle where the return pump is and a little pump is that feeds the algae scubber, the water keeps recirculating a bit, IME the algae scrubber works prety well, and sometimes it gets really full of algae and sometimes it doesn't, it all depends on the amount of nutrients in your main tank, i try to feed the fish without going overboard, but its hard, they always seem hungry, lol, oh and i have a couple of koralias in the first compartment and in the middle compartment which turn on at 12am, what this does is lifts all the detritus on the floor of the sump and the return pump kinda feed the corals when they have extreme polyp extension, well that is my secret....

Sana

sanababit
08/07/2010, 09:40 AM
whats the difference between running an aglae scrubber and a fuge with macroaglea?

also, do you seed the screen? or just let the algae develop?

Well the diference is first the algae you grow, turf algae seems to eat not only nutrients but metals and chemicals i believe, i need to go read the site again.... that is why i was convienced, when you first install your algae scrubber you will get diatoms, hair algae, cyano, etc and after a little while you will start getting like a green mat of algae that is really hard to remove, that is turf algae, when you clean your scrubber you will need a blade to remove it, cut it short and put it online, with enough flow and light and nutrients it will grow again in no time, also it is a good idea to clean it weekly because if you let it in place too long it will start to color your water kinda yellow, this is why i run carbon 24-7 and it helps a lot to keep water crystal clear, good luck

Sana

zimmyfan
08/07/2010, 09:43 AM
25% every other week

wickedfish
08/07/2010, 04:01 PM
use to do 25 gallons every 15 days for 7 months, now do 14 gallons every weekish now for 7 weeks...changes.... no nitrates, phosphates 0 before .25 or higher on both, better color in corals but still have no or little PE. I also clean the glass a lot less, coraline growth and die off (can't figure that out), growth is winning though.
Sana, man what can I say your tank is what young guns like me, wish that when we woke up we had your success and growth, cheers!

curlykid
08/07/2010, 07:51 PM
5 gallons every week on a 28 gallon.

chefzif
08/07/2010, 07:58 PM
+1 on 10% weekly

tozzi
08/07/2010, 08:51 PM
15- 20% every other week