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i found a practically brand new octopus 150 skimmer for $170 shipped on a forum. should i bite? im using a aquac remora hob in my 40g right now.

saw a post on craigslist for a 150G tank at $100 with stand. should i bite?

ive read about phyto reactors and am curious if anyone has any information on them, especially the zinn reactor.

what's everyone's opinion on ac jr controllers? without a ca reactor, is it worth it to get a ph probe with it?

curious for you rbta or bta owners out there. when covering intakes of powerheads, on the maxijets, there's already a covering for the intake. is this sufficient or do i need to sponge it(id prefer not to) also, are rbta's stings set to kill or set to stun for other corals? if the rbta dies...

curious what these red things are on my new frag of zoas, as well as these white things. has not been placed in dt yet.

anyone have any experience with these little guys?

dunno what this is, never seen it before. anyone care to guess?

just bought a radium 20k and it looks used. i havent fired it up or anything yet. does this look normal?

i was browsing float valves online at McMaster-Carr and Plastic Tanks, Plastic Buckets, Plastic Bottles, Labware, PVC Pipe - United States Plastic Corporation ® and couldnt find a suitable float valve for as inexpensive as everyone else. lowes and home depot dont carry them around here. any...

could you skip a cycle with a 8 gallon biocube by using cured live rock, arag alive sand, and established tank water? one of my friends is curious if this is possible.

i would like to keep a target mandarin, however, i have a six line in my tank right now. should i get rid of the six line before i add the mandarin? i hear they will compete for food and the mandarin will lose every time.

I'm using an ARO ballast and am wondering what the best bulb there is for me. I dont have any supplemental lighting for my tank, and am currently using an XM SE 250W bulb, however, i think it's on its last legs.

i have a question about a different type of ato design that is gravity fed. instead of having a float switch, this design would have a drilled hole in the bottom of the reservoir that is set above the sump. this hole would be plumbed with airline tubing, probably rigid. the output of the...

Finished upgrading to a 40G Breeder and recorded the entire process, you can find the video Here at my blog. I'll have pictures here soon too!

ok, first off, should i pvc cement the fittings that go underneath to the bottom part of the bulkhead that connects to the durso and return line? right now, i have them snug fit with teflon tape, but am afraid that might not be enough. however, if using pvc cement, how would i get the bulkhead...

curious what ato systems everyone uses. im looking at the jbj ato system, and the aquac medic sp 3000. dont want to spend 3 digits on one, i'll be dosing kalk through the ato system as well.

so um, i was using silicone to place my baffles and a drop fell on the bottom of the sump, in haste, i used a towel that may or may not have been previously used to clean polyurethane up. anyway, what im curious if the poly will leech anything into the tank after it's dried up or i should rinse...

so um, i accidently snapped off both plastic pieces on my maxi jet that holds the covering for the impeller, leaving the impeller exposed. can i use plumbers tape to wrap it up, or use superglue to bond the covering to the pump? blaaah!

im putting my refugium together today and was wondering how much clearance there should be for the underflow baffle. also. do you all use a skimmer over under over fuge over return design? i was planning on a skimmer underflow overflow fuge overflow return. as far as how high and how low the...