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Is there any (measurable) CO2 loss when using a bubble counter? (my solenoid does not have one, so I bought an Aqua Medic unit, http://www.aquacave.com/detail.aspx?ID=230). I'm using a pH controller, so should I hook up the bubble counter or not? I like being able to see that CO2 is running, but...

Is it a good or bad idea to use bio wheels with carbon filtration in a planted tank? I have a 125 gal. with a Pro Clear Model 175 wet/dry filter. I also have two Emperor bio-wheels that I can run. Is that good, overkill, or just plain wrong? What about the bio-wheels' splashing? Does that...

Hello, I have ordered a pH controller (Milwaukee SMS-122). My question is: Do you leave the CO2 on for the controller 24 hrs/day, or do you "disable" it at night (shut off solenoid)? Currently I have my CO2 regulator (w/solenoid) on the same timer as my lights, so that it shuts off at night and...

Hello, What's the consensus on downtime between CO2 refills (pressurized)? Does it matter if your planted tank goes a day without CO2 added, or can it be disastrous? Do you guys have a replacement canister on hand? Also, how long does it usually take for a 5 lb. tank to run out? I have been...

Hello, What do you recommend for testing your planted tanks for CO2? I have seen referenes to LaMotte. Also, Tetra has an O2 test kit. Do you typically measure both, or just one? How often? What is the range (in ppm) that should be strived for? Help is appreciated. Tom

Hello, I hope you guys on this forum can help me out. I have set up a 125 gallon (72"x18"x21") freshwater tank that I want planted (no plants yet). I have kept smaller planted tanks before (~20-30 gal.) but nothing this big. Filtration is a wet/dry filter. My questions are about CO2 and...