TT-S-230 Sealing Compound: Elastomeric Type, Single Component (For Calking, Sealing, And Glazing In Building And Other Structures)This specification covers the properties of a single component, cold-applied elastomeric type joint sealing compound (joint Sealant) for sealing, calking, and glazing operations in buildings, building areas (plazas, decks, pavements, etc.), and other types of construction.