CO2 Scrubber question

An airline to a window may be an option but I’d need to route it far. My total water volume is roughly 75gal
That may work in the summer but what about when temps get to -20
 
But I am afraid of the mosquito truck coming through the neighborhood and other chemicals that get sprayed outside that I may avoid the airline to outside option
 
So, good news. I decided to wait a couple days before hooking up the scrubber out line to the venturi pump of my skimmer.
Friday night my pH began to slowly rise and capped at 8.28 and during the daytime it lowered to 8.14
I have been monitoring my pH constantly and it varies from 8.1-8.28
I am curious as to why it took so long for it to rise (possibly excess CO2 in the house?), but nonetheless I am happy it is sitting much higher than what it was when I didn't have a scrubber online.
 
Make sure you watch your Alk and Ca levels closely. My Alk and Ca consumption jumped up by 50% when I added my scrubber. Here is my change in pH since installing the scrubber:
Screenshot_20190429-143504.png
 
@miniChou Jeez, I don't know how you guys are having such high pH. I decided to add a splicer so I can attach the CO2 scrubber "out" line to my skimmer's venturi pump and it seems like it didn't have a difference at all.
 
@miniChou Jeez, I don't know how you guys are having such high pH. I decided to add a splicer so I can attach the CO2 scrubber "out" line to my skimmer's venturi pump and it seems like it didn't have a difference at all.
I'm wondering if it is because you converted your scrubber setup to 1/4" fitting and tubing. My skimmer pump also takes 1/4" tubing. However, I kept the original 3/8" fitting and tubing in my scrubber setup, and only reduced the tubing to 1/4" at the last few inches to my skimmer pump. Perhaps downsizing the whole setup to 1/4" puts too much air flow restriction onto the scrubber for it to work effectively. This is just a theory.
 
I'm wondering if it is because you converted your scrubber setup to 1/4" fitting and tubing. My skimmer pump also takes 1/4" tubing. However, I kept the original 3/8" fitting and tubing in my scrubber setup, and only reduced the tubing to 1/4" at the last few inches to my skimmer pump. Perhaps downsizing the whole setup to 1/4" puts too much air flow restriction onto the scrubber for it to work effectively. This is just a theory.

I am wondering if this may be the case too. I may go back to the original 3/8" barbed fittings on the reactor and just get a reducer for the tubing. I will try to do that this weekend and see how it works because this is frustrating lol.
 
I am wondering if this may be the case too. I may go back to the original 3/8" barbed fittings on the reactor and just get a reducer for the tubing. I will try to do that this weekend and see how it works because this is frustrating lol.
Would be interested in seeing a picture of this and a link to where you brought the new fitting
 
I’ll send you pics when I get it hooked up.

How are you guys dealing with the evaporation of the rodi at the bottom of the scrubber? Mine seems to evaporate too quickly lol
 
I’ll send you pics when I get it hooked up.

How are you guys dealing with the evaporation of the rodi at the bottom of the scrubber? Mine seems to evaporate too quickly lol
I am not using any water at the moment and running the scrubber dry. Will be looking into changing this at some point.
 
I’ll send you pics when I get it hooked up.

How are you guys dealing with the evaporation of the rodi at the bottom of the scrubber? Mine seems to evaporate too quickly lol
Do you still have the skimmer waste lid cracked open for you to run your intake scrubber tube into? If so, this may be effecting your ability to draw in humid air through your scrubber, and therefore, causing the water at the bottom of you scrubber to evaporate quicker.

I too was hesitant on drilling a hole on my skimmer lid, so I did the following with multiple smaller tubes to reuse the existing cut out on my lid:
IMG_20190429_230715.jpg
You'll notice that there is noticable condensation in the tubing. If you're not seeing this type of condensation in your tube then your open skimmer lid may be the issue.
 
@miniChou I ended up drilling my skimmer lid the day after I put the scrubber online. However, Nyos 120 skimmer lid's have two pre cut slits on both sides of the lid. I am not sure if this is going to effect it or not.
 
Do you guys know if running a carbon reactor will lower pH? I am wondering if my activated carbon has an effect on my pH and I am curious as if that is why my pH reading is low even when adding a CO2 scrubber.
 
I have 2 co2 monitors in my house, 1 on my main floor and one in the basement where my sump is. When I'm not home I'm around 425 with just the dog home. Me and dog gone all day, 375 range. Both home for the weekend, 550 range. Winter time with basement heater running, 800-1000 and thats with my it exchange unit running to. With it off my co2 in the winter would top out around 1400-1500. With it off in the summer it will get to 700-800.

I had issues with my ph dropping over time, started pulling outside air, became stable after that. I get a .15 swing now over 24 hours. But I did set my ref in my sump up as a second tank that runs opposite of my main, light wise.

So it does fluctuate with occupants in the house. Any type of ventless heater will also add co2 to the house.
 

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