Low Odor Epoxy Curing Agent DH-3239 Hardener DH-3239 keeps worker comfort in mind with a low-odor profile that is appreciated in indoor applications such as offices, shops and residential flooring. The hardener still delivers the performance expected from a premium cycloaliphatic amine: low viscosity, high gloss and durable chemical resistance. Spaces can be returned to service quickly after application. Product Specifications Property Unit Value Model - DH-3239 Color -