sealant

Hi :) I'm planing on building a plywood tank, using local (South Africa) materials. From the experience of anyone who has used both, or one of A.B.E's Super Laykold and/or Durapond to waterproof plywood What are the advantages of one over the other? What's the life expectancy? 3 years? 10...

It’s been about a year since I resealed my 55 gal with GE waterproof caulk. I did let it sit two weeks before adding water. Temp might have fluctuated since I’m in Florida. It looks odd with the air bubbles...does this mean it is unsealing itself from the glass or is it just an amateur job...

Hey all, So here's the situation. I bought a 130 gallon sump, i hired a contractor to take apart my stand and put in under my 360 gallon. But this crack, didnt seal one of the PVC outlets properly, so the sump has been leaking (very lightly), the contractor wouldnt fix it (i paid him 350$ just...

So it's kinda difficult to find an aquarium safe silicone where I live. We don't have GE or DAP or any of that stuff. I've used Bison's silicone before since it's the only aquarium safe one (it had aquarium safe written on the back) but I can't find it anymore. All the other stuff have anti...