silicone
go to home hardware
weathershield interior/exterior green label says right on it safe for aquariums
3 pak for 10 bucks
6 months no issues in my sump!
weathershield part#2031-205
300ml tube
__________________
200 gal system.
Last edited by tinman; 05-27-2010 at 02:15 AM.
Reason: add part number
|