Keeping a building’s exterior in good condition is essential to protect it from the effects of weather, prevent damage, and save money on repairs. One of the simplest and most effective ways to do this is through exterior caulking. Caulking fills gaps and cracks in your building’s exterior, stopping water, wind, and pests from getting inside. Over time, caulk can wear out, crack, or shrink, leaving your building exposed to leaks, drafts, and other issues. Knowing the signs th