For perimeter sealing of external wood, aluminium and uPVC door and window frames and for weather sealing and flexible jointing of infill panels. Can also be used on concrete, plaster and mortar. 

CE Approved: Conforms to EN15651-1 F EXT-INT.

This product cannot be over-painted. Risk of yellowing in low UV light situations (e.g. if used indoors) whilst curing.