Tank Is To Hot

bluemandj

Member
I have a hood with 2 blue and 2 white lights. The temp is getting up to around 80 degrees. What are some of the ways to pull the temp down to around 74?
 

nerdy

Member
I have the exact same lighting set up! The temp in my tank is constantly around 80 or 81. Not really any problems to speak of. But just in case the temp may increase I have installed a fan to be used in that event
 

bluemandj

Member
Well the room temp is 83. I am running VHO lighting. AS for temp...due to the fact I am in colorado, My LFS recomends that I keep my temp 2 degrees below recomended, as well as my salenity lower. All has to do with the fact that H2O is not the same as it is at sea level.
I will be doing a FO tank for a while untill everything settles down.
Chris
 

zibnata

Member
I have 2- 55 watt blue and 2 -55w white lights.I had temps going up to 85. I went to linens and things and bought a Honeywell turbo fan for $10 . It comes in black or white and has 3 speeds.I have it plugged in with the light timer.It has a hole in the back and I mounted it to the wall blowing on the light canopy and also moved the top glass cover so it blows on the water too.Temps have stayed at 80 where I have the heater set .A lot of evaporation though. I have to add a half gallon of water everyday. Also when it gets real hot ,I have a large fan on the floor blowing towards the tank. Wife isn't too happy about the fans but thats all I can do untill I get some a/c in the room.
 

reefnut

Active Member

Originally posted by BLUEMANDJ
due to the fact I am in colorado, My LFS recommends that I keep my temp 2 degrees below recommended, as well as my salinity lower. All has to do with the fact that H2O is not the same as it is at sea level.

I haven't heard this before. I live in Wyoming so I would be interested to know if this is fact or opinion from your LSF...
 

beaslbob

Well-Known Member

Originally posted by BLUEMANDJ
I have a hood with 2 blue and 2 white lights. The temp is getting up to around 80 degrees. What are some of the ways to pull the temp down to around 74?

I haven't hear this before but when I visited Denver before there were several things that were different because of the higher altitude. For instance, carberator jets on cars were slightly different because of the thinner air. Dispite that I bought a car there and drove it all over including living at sea level.
I think what the LFS is talking about is not that the water is any different but the fact that the air is thinner (at a lower pressure). Therefore, at the same temperature, there is less air in the water. The amount of air disolved in the water is a function of temperature and decreases as temperature rises. Therefore, a lower temperature at 6,000 ' above sea level would have the same amount of disolved gasses as a higher temperature at sea level. And this can be probably offset by increasing the gass interchange through more air-water area or circulation.
I maintained numerous tanks at Rapid City south dakota in the late 70's. 3000' altitude. They seemed to handle lotsa fish just fine. But then I did not use heaters and did not use heaters wherever I was living at the time. So the tanks were more or less room temperature plus some light related heat. Probably around 78-80 degrees.
I think you will have no problems at 83 or so. The decrease in the theoretical fish capacity you probably will not notice.
 
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