AT-138 Plastic Steel Doors and Windows Sealant AT-138 is the waterproof sealant that is single-component, solvent
evaporation curing butyl rubber. It has excellent water resistance
and aging resistance of concrete, metal, wood, stone and plastic
surfaces with good bond strength. It is mainly used for external
doors and windows sealed the border and wall pieces, as well as
veneer and wall sealing.
Application Seal between the window frame and the wall; Rain awning sealing between the walls; Greater displacement of the roof, wall expansion joint caulking and
sealing; Automotive car sealed seams.