Drill the sides or the bottom??

  • We are currently upgrading MFK. thanks! -neo
I'm sorry i didnt know it was a acrylic, it think that eitherway you go will work just as well, and since its acrylic you can get the clear tubeing and fues it either wat you go. if you drill the side you can put on a elbow and it would work the same as having a bottom drilled tank interms or adjusability.
 
Mr Cracker2u;874132; said:
So Chompers, are you saying that paying durso for stand pipes is worth it if niose is the primary concerne???? I have seen some good DIY plans that seem to be the same as or realy close to them.

The pvc parts will cost you three bucks, or you can pay *rip off guy* twenty smackers for them. (He didn't originate the idea. He was told how to fix his problem and then named it after himself. When your greatest contribution to society is someone else's idea, you don't name it after yourself.)

I already explained their drawback. Those three problems were the only ones I encountered.

Dangling the netting in the pipe allows debris to pass and it traps a layer of water in the netting. This layer acts as a liquid cap and contains the sound waves within the pipe and under water. Playing with it a little will yield the best results.
 
Mr Cracker2u;874132; said:
So Chompers, are you saying that paying durso for stand pipes is worth it if niose is the primary concerne???? ...

To be specific, NO. They do not muffle the sound sufficiently. If they do, then bounce in the tank is very drastic. When the water reaches the bottom of the inverted elbow, it will gurgle just as loud as having an open pipe.
 
Dr Joe;874486; said:
Note: with side mounted holes you can adjust water level, you'll just have a couple pieces of pvc at the top of the water to contend with.

Dr Joe

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My bottom drilled stand pipe is adjustable too :D
 
I have two overflow boxes in the back corners and holes drilled in the bottom of the tank. First started it up and it was very noisy with the water crashing to the bottom of the tank and then the gurgling sound. Should have seen the look on my wife’s face. (I had to act quickly) I cut a piece of egg crate to cover the holes, dumped in a bunch of bio balls and topped it off at overflow level with a sponge and filter matting. Now it is silent, and doubled my trickle filter capacity.
 
Thanks for the input. It looks like I am going through the bottom as I originaly wanted to.

BTW Chompers on your first reply I did not relize that the rip off guy was "Durso" and after your final responce I have to agree with you on that subject.

Just to get this straight. You are sugesting a straight pipe with a fine nylon mesh/netting like you get at craft stores dangled losely but filling the area of the pipe to create a false water/sound barrier.

I am not familiar with what you are refuring to as bounce I gues I have to make *rip off* pipes to educate myself on this......LOL
 
I need to update my 250g thread with this thing. It is one detail about it that I forgot. Or maybe I should name it after myself :ROFL: For now, let's just call it 'the pipe on the rag'.

This first pic is a view from the front view panel of the tank. The white stick across the inlet is a pen with the guts removed. To adjust the water height, I just move the white pipe fitting up or down. In the far distant future, I just might paint it black...

stand pipe 1.jpg
 
And here is a view from above. The flow is not obstructed as it seems in the above picture.

stand pipe 2.jpg
 
Here is the star of the show. It is the netting, tied in the center with heavy fishing line to the pen shaft. I figured it would be on my regular list of things to clean, but the rushing water takes care of it. If anything large goes down the stand pipe, the netting just moves out of the way.

On my other system with three stacked tanks, I have a vertical drop of 46 inches. It is a 1.5 inch pipe with 1.5 inch bio-balls inside. It is also quiet, but the bio-balls do not move out of the way when something large goes down the shute.

stand pipe 3.jpg
 
Btw, when I first put this together it was perfect the first time. Later after changing my pipe length, I found that there is an ideal location for the netting. You will want to leave the fishing line long so that you can play with it to find the sweet spot. I initially put it where I figured the water would converge (bottom of the funnel formed by the water flow) as it flowed down from the surface. The best place seems to be just below this point of convergence.
 
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