Multiflex sealant is a single component, non-sag elastomer, designed for use in most moving and non-moving joints. It has the following unique properties:- Gunnable at low temperatures- Exhibits immediate adhesion to most building materials, including damp non-porous surfaces- Most non-traffic bearing joints, including those where structural movement or stress is expected.- Assembly of galvanized air conditioning ductwork- May be used primerless on brick, limestone, marble, granite, concrete, ferrous metals, glass, and untreated woods.