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It will fill gaps up to 2" wide (mine are about 1/8"). It is interior/exterior and paintable. However, it boasts superior adhesion to wood, siding, vinyl, fiber cement, concrete, metal and glass.
Moreover, is big stretch paintable?
Yes, Big Stretch is paintable within 4 hours with latex based paints, stains and primers and after 1 week with oil based paints, stains, and primers. Latex coatings are breathable and some are quite elastic, allowing the Big Stretch to continue to cure through it while maintaining a flexible film that won't crack.
Accordingly, is big stretch caulk Sandable?
The repairs set quickly, and once cured the product is sandable, grindable and paintable. As far as workability and stretchability, it's hard to top the Big Stretch caulk from Sashco.
Acrylic latex caulk