I need a 'large' gasket

Fanof49ASU

Premium Member
I'm wanting to keep the overflow box held in place by the bulkheads. I need a gasket to install between the overflow box and the glass. I'd like to have one that would fit the entire area of the box, not just around the hole.

Any suggestions on a rubber material to use? I read (in searches here) of someone using a pond liner.......I don't have one and I'd imagine that would be kinda pricey for a 8" x 3" piece.
 
Lowe's had sheets of rubber gasket material, I have a 5X3 sheet, just can't remember if they have any larger ones, but you might check in the plumbing department and see.

Norman
 
<a href=showthread.php?s=&postid=12853652#post12853652 target=_blank>Originally posted</a> by NeveSSL
The Critter has gaskets for bulkheads for about $1 or $2 I think.

Brandon

Yeah, they're a $1 each......saw them yesterday.

Norman.......I went to Lowes, and couldn't find that material. They told me to go to ACE, but that trip will have to wait.
 
I'm really wondering if a gasket that will cover the entire overflow area is really needed.....and I'd imagine it's not......but I'm really into 'overkill' (i.e., my 40g stand would probably hold that 300 tenecor tank that just sold).
I just thought if it was readily available, I might as well cover the entire area.
 
To be honest, I think it would be a lot harder to seal and more prone to fail because of the flex in the plexi when trying to apply pressure with the bulkheads. If you have a gasket on just the bulkheads, the pressure will be more local, so to speak, and in my mind's eye, seal better.

Don't know for sure, though!

Brandon
 
<a href=showthread.php?s=&postid=12858287#post12858287 target=_blank>Originally posted</a> by NeveSSL
To be honest, I think it would be a lot harder to seal and more prone to fail because of the flex in the plexi when trying to apply pressure with the bulkheads. If you have a gasket on just the bulkheads, the pressure will be more local, so to speak, and in my mind's eye, seal better.

Don't know for sure, though!

Brandon

That would probably be better.
I've read that some reefers have siliconed around the overflow box.....it helps combat water pressure from pushing it up. Once again, probably not needed, but it's not much of an additional expense.

Man.....I'm so darned tired of reading about this crap. The more I read, the more differing opinions I seem to find......but then again, I have nothing else to do. I really need to get a life. :)
 
At least you're in good company. ;)

Sometimes I find you just have to do it! Or at least I do. :) Having the vast expanse of knowledge that is the internet is definitely a two edged sword. Often it is quite overwhelming.

Brandon
 
I'd just use the rubber at the bulkheads, but brace in a few places with the same thickness rubber around the edges. I don't have a visual of the setup, but if it has water in it and is hanging off of bulkheads, that's what I'd do (for another opinion:)).
 
<a href=showthread.php?s=&postid=12859896#post12859896 target=_blank>Originally posted</a> by gflat65
I'd just use the rubber at the bulkheads, but brace in a few places with the same thickness rubber around the edges. I don't have a visual of the setup, but if it has water in it and is hanging off of bulkheads, that's what I'd do (for another opinion:)).

Here's a quick sketch.
Overflowbox.jpg
 
Ask and you shall receive:). It doesn't look like it'd have much weight on it, but I'd probably put something soft and spongy (like rubber) in the bottom side to help carry it if it decided to sag. I can already hear the peanut gallery...
 
One gasket goes in the tank between the box and glass. The other goes outside the tank between the glass and bulkhead.
 
<a href=showthread.php?s=&postid=12867785#post12867785 target=_blank>Originally posted</a> by CKreef
One gasket goes in the tank between the box and glass. The other goes outside the tank between the glass and bulkhead.

Yeah, I guess that I don't need a gasket inside the overflow.
 
I'm thinking that the area between the overflow and the back glass will turn into an algae farm. Snails won't be able to get in there.
 
<a href=showthread.php?s=&postid=12878984#post12878984 target=_blank>Originally posted</a> by Highside
I'm thinking that the area between the overflow and the back glass will turn into an algae farm. Snails won't be able to get in there.

Actually, I was thinking about siliconing around the overflow to try and prevent that.
 
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