The Aropen has been designed for convenient storage, mixing and application of two component topcoats and primers. It meets the needs of small area corrosion control and critical rework on aircraft and ground support equipment. The materials are separated by utilizing a catalyst capsule. The catalyst capsule insures shelf life and integrity of the product. The spring loaded valve provides excellent material flow control. The Aropen applicator can hold 10cc of material. Its easy to activate, easy to use, and comes complete with two brush attachments.