Bostik Fill-A-Gap is a general purpose, gunnable one-part water based, paintable acrylic gap filler. It is very easy to use, economical sealant provides excellent adhesion for gaps and low movement joints.
Excellent sealing and adhesion properties.
Skins within 15 minutes.
After 2 hours can be over-painted with acrylic paint.
Once fully cured (2-3 days) oil based paint can be used