Tite-Seal^™ Closures. Since 1983, we have been the exclusive supplier of Tite-Seal plugs and Tite-Seal flanges.

Tite-Seal flanges (octagonal) and round plugs meet all U.S. DOT and U.N. standards and are completely interchangeable with other similar brands of drum closures.

Standard Tite-Seal closures are electroplated with bright zinc and yellow passivated against corrosion.