Log Jam Acrylic Latex Chinking Caulk, 30 oz Cartridge, Light Gray (Pack of 10)

Stretches up to 250% of its original joint size without tearing moves with your logs as they shift. Textured to replicate traditional mortar. Simple to tool and cleans up with water. Excellent early water resistance. Will not melt Styrofoam bead board eliminating bumpy, unsightly chink lines