ok so get the tank up and running about a week now ..found out just 5 min ago that one of the pvc pipe starting to drip water on where is glue together coupling ....i dont really want to cut the pvc off and do it again with more coupling ....i was wondering get some siilecon and put some outside the coupling where is leak ...WILL THIS WORK??? ps; its not a big leak but geting in my nerve when i saw that