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  #1  
Old 02/22/2007, 07:39 PM
mattheadington mattheadington is offline
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Can I build a 48 x 48 x 18 tankwith 1/4" glass?

I am thinking about building a tank thats 48x48x18 out of 1/4" glass for a frag tank.....is the glass thickness going to be alright? I just want to be sure before I give it a go.

Thanks
  #2  
Old 02/22/2007, 08:02 PM
lakee911 lakee911 is offline
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For that thickness, it would probably need to be tempered....
  #3  
Old 02/22/2007, 08:30 PM
mattheadington mattheadington is offline
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what about if I reduced the height some? Im just trying to avoid spending more money then I need to so I can sacrifice some height if needed.
  #4  
Old 02/22/2007, 08:40 PM
shag26272 shag26272 is offline
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1/4 should be fine, thats what garf recommends also
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  #5  
Old 02/22/2007, 09:59 PM
Harold Edwards Harold Edwards is offline
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I don't thank it will hold. but garf does recommend 1/4"
Something does not seem right there. I would not build it with 1/4"
I would use no less than 3/8"
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  #6  
Old 02/22/2007, 10:03 PM
shag26272 shag26272 is offline
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yeah maybe youre right, they might not account for it being square it is calculated by the longest side and height I think
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  #7  
Old 02/22/2007, 10:22 PM
Harold Edwards Harold Edwards is offline
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The more I think about it I would be scared using 3/8" glass
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  #8  
Old 02/22/2007, 10:39 PM
OnlyCrimson OnlyCrimson is offline
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1/4" wont do it without major braceing.
  #9  
Old 02/22/2007, 10:53 PM
Icefire Icefire is offline
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Forget 1/4

48*16*16 and I had near 3/4" bow.
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  #10  
Old 02/22/2007, 11:04 PM
Azar Azar is offline
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use a frame and it will work..
  #11  
Old 02/23/2007, 12:59 AM
BruiseAndy BruiseAndy is offline
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Would scare me...at least 3/8". Big investment to lose.
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  #12  
Old 02/23/2007, 03:24 AM
hahnmeister hahnmeister is offline
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You would need a complete system of cross bracing and euro-bracing... or no taller than 12" IMO.
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  #13  
Old 02/23/2007, 08:23 AM
lakee911 lakee911 is offline
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For comparison, my display tank is 60x24x18 (give or take an inch) and it's using 3/8" glass with a frame and one center brace.

Adding a braces to a 48x48 tank may not be so practical--it would section it off into quarters. Maybe you don't want a brace?

If I had to guess 1/2" or 5/8" glass? I would say that the best thing to would be call a few tank manufacturers and get some estimates on having them build it. Find out what they'd use (thickness and tempered or not and bracing etc).

Jason
  #14  
Old 02/23/2007, 09:34 AM
prance1520 prance1520 is offline
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My 48x30x16 is 1/2" glass. It might be a bit overbuilt, but I don't think I could stand to look at a tank its size any less thick and not be worried. Mine is braceless though, it might help if you told us what your bracing plans were?
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  #15  
Old 02/23/2007, 09:35 AM
matthewdmueller matthewdmueller is offline
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I did 30" lengths of 1/4" once and it bows like crazy. Without a brace on the top I was getting almost a 1" bow at the top. Even with an aluminium angle top I still had a wicked bow in the middle of the pane. I would go a little bit thicker if you can afford it, maybe 3/8", 1/2" if you can spring for the cash. Better to spend a little bit of cash and be safe. I got all of my glass for free on that project so when I threw it in the garbage the only thing that made me mad was all the waisted time and silicone.
 


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