Found this at my local ace hardware.

aquaculture · Nov 22, 2009

thought i should share....http://www.mrstickys.com/products/Mr.-Sticky's-Underwater-Glue-30g.html

seems like a good product going to use it to secure a bulkhead on my acrylic 120 along with the gaskets. and a tight seal.

flowerpower · Nov 22, 2009

Non-toxic? Looks interesting though.

aquaculture · Nov 22, 2009

take a look at this http://gypsy.mybigcommerce.com/pages/Aquarium-Fish-Safety.html

Consideing that the fish didn't die after 96 hours , while letting the resin cure in the water is quite nice, for me iam going to do the 24 cure out of water.