Resealed 125 Gallon Question

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Jack Dempsey
MFK Member
Jun 23, 2017
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Hey guys! I posted a thread here a few days ago about the silicone seams on my new (used though) 125 gallon tank. They were pretty rough on the edges and seemed to be rotting away a bit. I went ahead and did my research and resealed the tank at all seams, even the ones that were fine. Its been nearly 48 hours, and I am getting conflicting reports of when to water test. I used GE silicone 1 to do the job, and some posts say 48 hours is sufficient, while others are telling me to wait a week or two. Help! What do I do? I was planning on doing a half filled test for 24 hours, then full test for the same length. Honestly, I think this tank would have held water without any sort of inside seal. Its make very well and has some thick glass (3/4” thick). I appreciate all your responses!
 
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I don't remember exactly how much time is recommended but I resealed one of my tanks and had it full of water after a full week and it sat full for another week before I set it up.This was a few years ago and it's been watertight ever since.
 
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Hey guys! I posted a thread here a few days ago about the silicone seams on my new (used though) 125 gallon tank. They were pretty rough on the edges and seemed to be rotting away a bit. I went ahead and did my research and resealed the tank at all seams, even the ones that were fine. Its been nearly 48 hours, and I am getting conflicting reports of when to water test. I used GE silicone 1 to do the job, and some posts say 48 hours is sufficient, while others are telling me to wait a week or two. Help! What do I do? I was planning on doing a half filled test for 24 hours, then full test for the same length. Honestly, I think this tank would have held water without any sort of inside seal. Its make very well and has some thick glass (3/4” thick). I appreciate all your responses!




When you don't have anymore smell of vinegar that's a good sign the silicone has cured. Even the mildest scent of vinegar I personally would be patient and wait until zero odor.
 
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When you don't have anymore smell of vinegar that's a good sign the silicone has cured. Even the mildest scent of vinegar I personally would be patient and wait until zero odor.
I don't remember exactly how much time is recommended but I resealed one of my tanks and had it full of water after a full week and it sat full for another week before I set it up.This was a few years ago and it's been watertight ever since.
Good to hear a success story. Its nerve racking!
 
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Does anyone know if its true that a tank could *obviously not recommended* hold water without inside seals? Ive heard that in some cases the in between seams can do the trick, and many nee tanks are being built like this. I wonder if its true. Itd make me feel much better about this whole thing haha. I did a good job sealing but its worrisome
 
Does anyone know if its true that a tank could *obviously not recommended* hold water without inside seals? Ive heard that in some cases the in between seams can do the trick, and many nee tanks are being built like this. I wonder if its true. Itd make me feel much better about this whole thing haha. I did a good job sealing but its worrisome


Don't worry so much you did the right thing by resealing and not rushing to setup a used aquarium with bad seams. :)
 
Don't worry so much you did the right thing by resealing and not rushing to setup a used aquarium with bad seams. :)
Hahah I know I know. Heres a before and after pic. The bottom as you can see in first pic wasnt in bad shape, but when I cut out the silicone there was water under it in many places. May not be super pretty but much improved imo. Plus, you can see the bubbles under the bottok in the first pic

4397682D-46FB-40D9-97D8-6EE0C6C53076.jpeg 13A08342-79DA-4D1A-BA68-ABCD8480F8AB.jpeg
 
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