chemicals

So I had a old pre Drilled 110 tub hanging around and decided to fill it for some baby koi Im getting on Tuesday and the treads on the gasket were a bit chewed up and it was leaking. I didn't have tape on me the other day so i used Gasoila Soft-Set on it and it stopped the leak been holding for...

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...