Eric Smith is a writer and old-house carpenter in St. Paul, Minnesota. Technical advice for this article was provided by reference librarian Rachel Sperling.
A toughened, versatile, liquid epoxy for permanent waterproof bonding of fiberglass, ceramics, metals, plastics, damp and difficult-to-bond woods. G/flex can make structural bonds that absorb the stress of expansion, contraction, and vibration. Ideal for bonding dissimilar materials.