DIY Live Rock Recipes?

<a href=showthread.php?s=&postid=7083177#post7083177 target=_blank>Originally posted</a> by speckled trout
I'm not sure that there's anything to worry about as far as dead zones. The back of the panels is smooth as a baby's butt. They lie pretty much flat up against the back of the glass. There are numerous areas inside of most pieces of live rock that could be considered dead zones and these don't cause any problems with good overall flow.

My friend that has some of these that I made for him has a large rock or two making contact with these back panels to keep them from falling over. He hasn't had to secure them with any other method. The rocks making contact are secure and large enough to prevent tipping and are only in contact over a very small surface area. He uses powerheads to achieve good flow behind his main rocks. His panels have been in his tank for nearly two years and he hasn't had any type of problem.

Well, I think I'll do this on a sheet of acrylic. This way I can silicone it to the back wall without dead zones.. Will the mix stick to the acrylic? Ohh, and will a back panal like this colect detrious? I'm going SPS.
 
As with any irregular shaped surface your going to have to make sure that you have adequate water flow or detrius can accumulate.

Are you talking about having the cement stick to the acrylic and then silicone the whole thing to the back? I don't think cement will adhere to the acrylic too well.
 
Well, I got a 6' 125g. I allready got the starboard in it. Yesterday I drilled 4x1" holes in the corners of the back panal for the CL returns and a 2" hole to feed it. I'm planning to buy a Dart to run the CL and an OM4way. I'm planning to cut each end of the tank for external overflows to feed the sump. I allready have the sump return pump (pcx-55) and two penductors. How's my flow sound so far?

What would you suggest to attatch it to the back wall? I'd rather do this to avoide dead zones.
 
My friend has a couple of rocks that have small contact points with the rock wall along the back of the aquarium. These rocks hold the rock wall completely flat against the glass. There aren't any dead zones by doing it this way.

I think it sound like you'll have pretty good flow.
 
Crap! Now i just got about a million more ideas! Thanks a lot!:mad2: :rollface: :D There goes the rest of my free time.:D
 
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Okay, I finished two batches of DIY Live rock. At first I though that it was really going to suck, but after everything hardend it actually looked pretty good and held up well together.

I also added some sea salt to increase porisity - read this in the new Sprung book.

Still wonder though, what is the drip/layer method?
 
Drip layer means to add cement slowly to the rock that you're creating. It will create a lot of porosity if you use a slightly dry mixture and don't pack the cement together when your forming your rock. To do this, take a small pinch of the wet cement and kinda dribble it into place with the rest of wet cement that you've already added to your mold. If it's done properly the finished rock will end up with lots of porosity. Too wet of cement and packing it together will create a rock without air pockets inside of it. Don't do this if your trying to create a rock that will be benefical for biofiltration.

The more decorative pieces don't utilize this method because you have to "pinch" the cement together to ensure that plenty of cement is always in contact with itself and the rest of the new structure that you're making. If you don't the multiple branching rock will simply turn into a bunch of smaller branching rocks. Also, try making rocks with shorter branches at first. The rocks with longer thin branches are much more difficult to make and require a little practice.
 
Hey everyone, I have not tried my hand at making rocks yet, but i was wondering, if i were going to try and make some frag plugs, about the size of a raquetball.... would i still need to cure them and everything, or being that they are so small, could i just place them into the sump of my tank?

Mike
 
I've found that even smallish pieces need a a little while to cure, though not the typical 6 weeks or so. Toss them in a bucket of FW for a week and test the pH and see where you end up.
 
tank pic

tank pic

Here's a pic of my 105g. I'm no photographer, so I apologize for the quality of the pic. Most of the rock is agrocrete and is starting to get covered with coral.
 
tank pic

tank pic

Here's a pic of my 105g. I'm no photographer, so I apologize for the quality of the pic. Most of the rock is agrocrete and is starting to get covered with coral.

37702aquarium1.jpg
 
Wow, I hadn't looked at those pics in awhile! That little green monti is quite a bit bigger now. It was just a little nub back then!:D

It's cool to compare before and afters. The stuff just keeps growing.
 
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