3M Grey Polyurethane Seam Sealer 310ml sachet
Cost effective seam sealer for all interior and exterior seams. Suitable for primed, painted and bare metal surfaces. Can be over painted once dry 20 - 45 mins depending on temperature.
Best applied with 3M 8006 air powered gun for total control and easy application, but Silco standard sealer gun will also take sachets.