DIY Sulfur Denitrator

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I finally got mine completed. The Eheim 1250 was floating the media so I made a strainer and all seems well.

Is it normal to have the sulfur "bubbles" at the top? FYI I'm jusst running it with some water from my last water change.

tank3_2008018.jpg


tank3_2008019.jpg
 
Excellent. Thanks for the photos. I am getting some good ideas for my build this next week.

If you get a chance, more photos would help.

Thanks
 
<a href=showthread.php?s=&postid=12029608#post12029608 target=_blank>Originally posted</a> by adnup
I finally got mine completed. The Eheim 1250 was floating the media so I made a strainer and all seems well.

Is it normal to have the sulfur "bubbles" at the top? FYI I'm jusst running it with some water from my last water change.

tank3_2008018.jpg


tank3_2008019.jpg

It's kind of hard to tell from a static picture.

You may be grinding the media with all that flow and that's not good for the media or your pump's impeller.

Why is the sulfur media separated in the middle?

It would be easy to add a ball valve in the output of that eheim and regulate the flow.

Otherwise, it's a nice design.

HTH,
djfrankie
 
<a href=showthread.php?s=&postid=12030142#post12030142 target=_blank>Originally posted</a> by reefrubble
adnup , When are you going to hook it up to your system ? Ted

I need to tap a tee and Ill be ready to get it online. Right now I'm running it in a tub with 10gals of tank water. Maybe Saturday am I could swing by and use your tap to finish this one up?
 
<a href=showthread.php?s=&postid=12030755#post12030755 target=_blank>Originally posted</a> by djfrankie
Why is the sulfur media separated in the middle?
HTH,
djfrankie

Thats where it split from the flow...

Yeah I might add a ball valve amd cut it back some...
 
<a href=showthread.php?s=&postid=12027736#post12027736 target=_blank>Originally posted</a> by t-bone2
denitrator.jpg
[/IMG] no degassing
the first chamber is like a coil denitrator its has 50 ft of tube in it it then goes into the second chamber filled with lsm( there is a tube that empties in the bottom water travels up though the media empties out the top. the third chamber has arm and the water travels the same way. the fourth one has carbon. the water leaves each pipe out the very top

A little complicated there:)

Are you recirculating the water inside the sulfur container?
How are u degassing?
Are those caps removeable?
how many liters of media are u using in the reactor?
How much water volume in your system?
What are your nitrate levels now?

I could only help if I get a clear understanding of how you're trying to accomplish this.

djfrankie
 
<a href=showthread.php?s=&postid=12030779#post12030779 target=_blank>Originally posted</a> by adnup
Thats where it split from the flow...

Yeah I might add a ball valve amd cut it back some...

My best guess is you have too much flow in there.

Too much is not good all the time :D

HTH,
djfrankie
 
Is there a concern about sulpher leaching into the tank, especially one with a smaller water volume? And if there is leaching, what are some known effects?
 
<a href=showthread.php?s=&postid=12031638#post12031638 target=_blank>Originally posted</a> by redFishblue
Is there a concern about sulpher leaching into the tank, especially one with a smaller water volume? And if there is leaching, what are some known effects?

Hydrogen Sulfide and the Reef Aquarium

http://reefkeeping.com/issues/2005-12/rhf/index.php

Make sure you size the media accordingly so you don't run into any issues from HS production once your tank's nitrates are zero.

Here are a couple of things you can do to minimize some of the HS from going into the tank as well:

These are taken straight from the article by Randy.

(1) Maximize aeration. A high oxygen level drives hydrogen sulfide oxidation, and high aeration will drive some off as volatile H2S gas.

(2) Pass the water over iron oxide/hydroxide (GFO) to convert hydrogen sulfide to elemental sulfur.

Check out page 14 for guidelines.

I believe this hasn't been brought up here in this thread before so thanks!

HTH,
djfrankie
 
Last edited:
<a href=showthread.php?s=&postid=12007236#post12007236 target=_blank>Originally posted</a> by saltydog64
ba47- Just read this, sorry I'm late...just one ??? Prior to setting this up did you or where you dosing with sugar or other carbon source ?? just a thought.

Hope you get it because this method WORKS, I'll post my update soon.

Dick


hey salty, actually i WAS dosing vodka immedialely prior to putting this on the tank. it brought my nitrates from around 40-50 to maybe 20ish.

whats causing that? will it go away slowly?


i thought it was cuz my magnesium was low, that calcium precipitates out even at low calcium
i did test my mag with an old test kit, and got almost 1000. so i bumped it back up.

i hope i get this worked out soon!
 
<a href=showthread.php?s=&postid=12032145#post12032145 target=_blank>Originally posted</a> by bawla47
hey salty, actually i WAS dosing vodka immedialely prior to putting this on the tank. it brought my nitrates from around 40-50 to maybe 20ish.

whats causing that? will it go away slowly?


i thought it was cuz my magnesium was low, that calcium precipitates out even at low calcium
i did test my mag with an old test kit, and got almost 1000. so i bumped it back up.

i hope i get this worked out soon!

ba47--------As you saw by recent update...no first...are you saying the TANK is cloudy??????. You haven't posted since 03/03.

When I ran a sugar source into the Sulfur reactor it did several things...it OVER-DROVE the whole deal...Yes I got ZERO nitrites, Zero Nitrates, BUT the water clouded up so bad(remember this a 5 Gal Bucket) you couldn't see the bottom of the bucket and stayed that way.

I have since dumped that bucket, drained what I could from the SR and restarted...the clear water (from a water change) soon turned "silghty" hazing (no way to remove all the water in the reactor, I think when I update this unit I'll put in a bottom drain), but has cleared after 24 Hours. and the unit is resetting and I'll post test results ASAP. My next move is to shutdown and remove the LSM to inspect it for "breakdown"and whatever else I can learn. I not worried about the "good" bacteria growing in there as I have the unit 2/3 full of Matrix and the bacteria should be fine for the short time it will be down.

You don't mention your setup...maybe I missed that.

Post your test results out of your of your SR and your tank..maybe some one here can jump in:lol: :lol:

Dick
 
<a href=showthread.php?s=&postid=12022421#post12022421 target=_blank>Originally posted</a> by djfrankie
Steve,

I'm using all 3.

Calcium and Alk levels are maintained by the reactor at Ca 420 and dkh of 8. All my topoff water goes through a kalk reactor as well.

Since adding the DJ Denitrator my Alk tends to drop to about 7 dkh every two weeks. I use Seachem Reef Builder (powder) to bring it up.

The calcium reactor only runs during my photoperiod. Between that and my Kalk reactor the tank maintains a healthy ph of 8.2.

HTH,
djfrankie


Thank You for the reply DJ.
This is a GREAT thread & sharing exp. with everyone.
I am sure that all will agree

I was wondering if the Ca level would be too high after using a
TO with Kalk +a Ca reactor along with the
"DJ Denitrator " .:dance: :dance:

Are you using a reverse photo period with your sump & the main, & if you are what is it ?/? period. I would like to set the Ca reactor to the Ac jr. & give it a try.

My only other ? is how long should this denitrator run on the system before it should be shut down.

As Always

Thanks For A Reply :D

Steve

:smokin:
 
<a href=showthread.php?s=&postid=12016091#post12016091 target=_blank>Originally posted</a> by Paul_PSU
Steve,
I am going to dose using a 2 part solutin to start. I don't have any coral in my tank yet. I want to make sure my water parameters are all in check for a month or so. I may go to a ca reactor down the road.

I think my next DIY is an auto top off.

Paul


Works great, I prefer the dbl., set level to what you want, no overfill / flood worries, easy to clean out, I spray mine with some ro/di water now & then to clean off any salt residue. I have had it in the sump for 7~8 months, just did a cleaning wether it needed it or not, set it in a 16 oz cup of w / vinegar for 10 min, rinse with water, good to go for another 6~8 maybe longer.

Cheap $ for peace of mind.

I also purchased one of their smaller pumps to use with it

Steve

:smokin:
 
<a href=showthread.php?s=&postid=12030816#post12030816 target=_blank>Originally posted</a> by djfrankie
A little complicated there:)

Are you recirculating the water inside the sulfur container?

no gavity feed

How are u degassing?

no water leaves through the top

Are those caps removeable?

no you access through the bottom

how many liters of media are u using in the reactor?

i gallon lsm

How much water volume in your system?

225gal

What are your nitrate levels now?

100+ ro and test kit was bad at the same time :mad:



dj i originally had coil denitrators so i just converted them
 
Update on the cycling:
still at 1 drop per second and nitrite/trate readings are now off the chart on day 6.
Hope to see a downward trend soon...
 
Can those of you who have used acrylic for your reactor tell me how much it cost and where you got it? I really want to go the acrylic route but it seems REALLY pricey!

THANKS!

Cheree
 
Goofed !!

Goofed !!

Hi everyone,

I'm bad...I meant to post my updates but in a brain cramp I started a "new Tread" :smokin: :smokin:

So for a read on this if your interested please read the first page on "Do it Yourself" sorry for that.

Several of you reading this should go there...well you see when you do: t-bone2, ba 47 for example.

Dick
 
<a href=showthread.php?s=&postid=12042363#post12042363 target=_blank>Originally posted</a> by 32flavors
Can those of you who have used acrylic for your reactor tell me how much it cost and where you got it? I really want to go the acrylic route but it seems REALLY pricey!

THANKS!

Cheree
The price is high, because you can make four from the acrylic you have to buy to make one. Tube 4"x60" 3/16" $106.00, 6"x60" $117.00 3/8"x24"x48" sheet $55.00. freckleface.com
newreactor014.jpg
 
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